For #23317 - Update selected tab tray icon color to @color/fx_mobile_icon_color_active

app/src/main/res/color/tab_icon.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/. -->
 <selector xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:color="@color/accent_normal_theme" android:state_selected="true" />
+    <item android:color="@color/fx_mobile_icon_color_active" android:state_selected="true" />
     <item android:color="@color/tab_tray_heading_icon_inactive_normal_theme" />
 </selector>

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

@@ -68,7 +68,7 @@
     <!-- Secondary icon -->
     <color name="fx_mobile_icon_color_secondary" tools:ignore="UnusedResources">@color/photonLightGrey40</color>
     <!-- Active tab -->
-    <color name="fx_mobile_icon_color_active" tools:ignore="UnusedResources">@color/photonViolet40</color>
+    <color name="fx_mobile_icon_color_active">@color/photonViolet40</color>
     <!-- Disabled icon -->
     <color name="fx_mobile_icon_color_disabled" tools:ignore="UnusedResources">@color/photonLightGrey70</color>
     <!-- Icon inverted (on color) -->

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

@@ -68,7 +68,7 @@
     <!-- Secondary icon -->
     <color name="fx_mobile_icon_color_secondary" tools:ignore="UnusedResources">@color/photonDarkGrey05</color>
     <!-- Active tab -->
-    <color name="fx_mobile_icon_color_active" tools:ignore="UnusedResources">@color/photonInk20</color>
+    <color name="fx_mobile_icon_color_active">@color/photonInk20</color>
     <!-- Disabled icon -->
     <color name="fx_mobile_icon_color_disabled" tools:ignore="UnusedResources">@color/photonLightGrey70</color>
     <!-- Icon inverted (on color) -->