fix(i18n): Remove duplicate strings

Author: jmir1

i18n-aniyomi/src/commonMain/moko-resources/base/strings.xml

@@ -307,9 +307,6 @@
     <string name="player_sheets_sub_typography_border_style">Border style</string>
     <string name="player_sheets_sub_typography_border_size">Border size</string>
     <string name="player_sheets_subtitles_shadow_offset">Shadow offset</string>
-    <string name="player_sheets_subtitles_border_style_outline_and_shadow">Outline and shadow</string>
-    <string name="player_sheets_subtitles_border_style_opaque_box">Opaque box</string>
-    <string name="player_sheets_subtitles_border_style_background_box">Background box</string>
 
     <!-- Sheets - Miscellaneous -->
     <string name="player_sheets_sub_misc_title">Miscellaneous</string>