Use the new attribute preferenceCategoryTitleTextColor to change the color of
the preference category.
Bug:
117402186
Test: manual view
Change-Id: If2df5529a63ff9cd96f242a9ea5f3dac053b0fd2
<item name="twoStateButtonPreferenceStyle">@style/TwoStateButtonPreference</item>
<item name="preferenceCategoryTitleTextAppearance">@style/TextAppearance.CategoryTitle
</item>
+ <!-- For preference category color -->
+ <item name="preferenceCategoryTitleTextColor">?android:attr/textColorSecondary</item>
<item name="preferenceFragmentCompatStyle">@style/SettingsPreferenceFragmentStyle</item>
</style>