[fenix] For https://github.com/mozilla-mobile/fenix/issues/21973 - Remove @color/preference_section_header_dark_theme redirection

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

@@ -49,7 +49,7 @@
     <color name="search_suggestion_indicator_icon_bookmark_color_normal_theme">@color/search_suggestion_indicator_icon_bookmark_color_dark_theme</color>
     <color name="select_login_header_normal_theme">@color/accent_high_contrast_dark_theme</color>
     <color name="select_credit_card_header_normal_theme">@color/accent_high_contrast_dark_theme</color>
-    <color name="preference_section_header_normal_theme">@color/preference_section_header_dark_theme</color>
+    <color name="preference_section_header_normal_theme">@color/accent_high_contrast_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/photonDarkGrey10</color>

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

@@ -33,7 +33,6 @@
     <color name="onboarding_illustration_deselected_dark_theme">#99FBFBFE</color>
     <color name="search_suggestion_indicator_icon_color_dark_theme">@color/photonGreen60</color>
     <color name="search_suggestion_indicator_icon_bookmark_color_dark_theme">@color/photonBlue40</color>
-    <color name="preference_section_header_dark_theme">@color/accent_high_contrast_dark_theme</color>
 
     <color name="mozac_widget_favicon_background_dark_theme">@color/photonDarkGrey50</color>
     <color name="mozac_widget_favicon_border_dark_theme">@color/photonDarkGrey10</color>

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

@@ -270,7 +270,7 @@
         <item name="awesomeBarIndicatorBookmarkColor">@color/search_suggestion_indicator_icon_bookmark_color_dark_theme</item>
         <item name="selectLoginHeaderTextColor">@color/accent_high_contrast_private_theme</item>
         <item name="selectCreditCardHeaderTextColor">@color/accent_high_contrast_private_theme</item>
-        <item name="preferenceSectionHeader">@color/preference_section_header_dark_theme</item>
+        <item name="preferenceSectionHeader">@color/accent_high_contrast_dark_theme</item>
         <item name="menuItemButtonTintColor">@color/accent_high_contrast_private_theme</item>
 
         <!-- Shared widget colors -->