[fenix] For https://github.com/mozilla-mobile/fenix/issues/8984: Added color for "Share" menu's "Recently Used" in Dark theme (https://github.com/mozilla-mobile/fenix/pull/18839)

* Added color for "Share" menu's "Recently Used" in Dark theme

- Changed HEX code for inset_dark_theme in values/colors.xml

* Replaced #52525E in values/colors.xml with @color/photonDarkGrey10

* Added color for "Share" menu's "Recently Used" in Dark theme

- Created a separate attribute recentlyUsedSharedMenu to be used by 'recently used' panel of tab share menu
- It specifies colors to be used for Light and Dark theme

app/src/main/res/drawable/recent_apps_background.xml

@@ -3,6 +3,6 @@
    - License, v. 2.0. If a copy of the MPL was not distributed with this
    - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
 <shape xmlns:android="http://schemas.android.com/apk/res/android">
-    <solid android:color="?inset"/>
+    <solid android:color="?recentlyUsedShareMenu"/>
     <corners android:radius="@dimen/share_recent_apps_background_radius"/>
 </shape>

app/src/main/res/values-night/colors.xml

@@ -54,6 +54,7 @@
     <color name="preference_section_header_normal_theme">@color/preference_section_header_dark_theme</color>
     <color name="notification_accent_color_normal_theme">@color/accent_high_contrast_dark_theme</color>
     <color name="menu_item_button_normal_theme">@color/accent_high_contrast_dark_theme</color>
+    <color name="recently_used_share_theme">@color/recently_used_share_menu_dark_theme</color>
 
     <color name="mozac_widget_favicon_background_normal_theme">@color/mozac_widget_favicon_background_dark_theme</color>
     <color name="mozac_widget_favicon_border_normal_theme">@color/mozac_widget_favicon_border_dark_theme</color>

app/src/main/res/values/attrs.xml

@@ -27,6 +27,7 @@
     <attr name="toolbarDivider" format="reference"/>
     <attr name="menuCategoryText" format="reference"/>
     <attr name="preferenceSectionHeader" format="reference"/>
+    <attr name="recentlyUsedShareMenu" format="reference" />
 
     <!-- Color used in DefaultToolbarMenu for buttons placed at the end of menu items -->
     <attr name="menuItemButtonTintColor" format="reference"/>

app/src/main/res/values/colors.xml

@@ -106,7 +106,7 @@
     <color name="toolbar_start_gradient_dark_theme">@color/foundation_dark_theme</color>
     <color name="toolbar_center_gradient_dark_theme">@color/foundation_dark_theme</color>
     <color name="toolbar_end_gradient_dark_theme">@color/foundation_dark_theme</color>
-    <color name="toolbar_divider_color_dark_theme">#52525E</color>
+    <color name="toolbar_divider_color_dark_theme">@color/photonDarkGrey10</color>
     <color name="fill_link_from_clipboard_dark_theme">@color/accent_on_dark_background_normal_theme</color>
     <color name="sync_disconnected_icon_fill_dark_theme">#FFF36E</color>
     <color name="sync_disconnected_background_dark_theme">#5B5846</color>
@@ -123,6 +123,7 @@
     <color name="search_suggestion_indicator_icon_color_dark_theme">#2ac3a2</color>
     <color name="search_suggestion_indicator_icon_bookmark_color_dark_theme">#0090ed</color>
     <color name="preference_section_header_dark_theme">@color/accent_high_contrast_dark_theme</color>
+    <color name="recently_used_share_menu_dark_theme">@color/photonDarkGrey10</color>
 
     <color name="mozac_widget_favicon_background_dark_theme">@color/photonDarkGrey50</color>
     <color name="mozac_widget_favicon_border_dark_theme">@color/photonDarkGrey10</color>
@@ -170,7 +171,7 @@
     <color name="toolbar_start_gradient_private_theme">#7529A7</color>
     <color name="toolbar_center_gradient_private_theme">#492E85</color>
     <color name="toolbar_end_gradient_private_theme">#383372</color>
-    <color name="toolbar_divider_color_private_theme">#52525E</color>
+    <color name="toolbar_divider_color_private_theme">@color/photonDarkGrey10</color>
     <color name="fill_link_from_clipboard_private_theme">@color/accent_on_dark_background_private_theme</color>
     <color name="menu_category_private_theme">@color/primary_text_private_theme</color>
     <color name="sync_disconnected_icon_fill_private_theme">#C45A27</color>
@@ -251,6 +252,7 @@
     <color name="mozac_widget_favicon_border_normal_theme">@color/mozac_widget_favicon_border_light_theme</color>
     <color name="notification_accent_color_normal_theme">@color/accent_bright_light_theme</color>
     <color name="menu_item_button_normal_theme">@color/menu_item_button_light_theme</color>
+    <color name="recently_used_share_theme">@color/inset_light_theme</color>
 
     <!-- Tab tray -->
     <color name="tab_tray_item_text_normal_theme">@color/tab_tray_item_text_light_theme</color>

app/src/main/res/values/styles.xml

@@ -83,6 +83,7 @@
         <item name="selectLoginHeaderTextColor">@color/select_login_header_normal_theme</item>
         <item name="preferenceSectionHeader">@color/preference_section_header_normal_theme</item>
         <item name="menuItemButtonTintColor">@color/menu_item_button_normal_theme</item>
+        <item name="recentlyUsedShareMenu">@color/recently_used_share_theme</item>
 
         <!-- Shared widget colors -->
         <item name="mozac_primary_text_color">@color/primary_text_normal_theme</item>