Merge pull request #8493 from JosJuice/android-audio-volume

Android: Add audio volume setting

Source/Android/app/src/main/res/values/strings.xml

@@ -153,6 +153,7 @@
     <string name="analytics">Enable usage statistics reporting</string>
     <string name="analytics_desc">If authorized, Dolphin can collect data on its performance, feature usage, and configuration, as well as data on your system\'s hardware and operating system.\n\nNo private data is ever collected. This data helps us understand how people and emulated games use Dolphin and prioritize our efforts. It also helps us identify rare configurations that are causing bugs, performance and stability issues. This authorization can be revoked at any time through Dolphin\'s settings.</string>
     <string name="gametdb_thanks">Thanks to GameTDB.com for providing GameCube and Wii covers!</string>
+    <string name="audio_volume">Audio Volume</string>
 
     <!-- Interface Preference Fragment -->
     <string name="interface_submenu">Interface</string>