Merge pull request #8998 from nextcloud/dependabot/gradle/com.google.android.exoplayer-exoplayer-2.15.1

Bump exoplayer from 2.14.2 to 2.15.1

build.gradle

@@ -322,7 +322,7 @@ dependencies {
     ktlint "com.pinterest:ktlint:0.42.1"
     implementation 'org.conscrypt:conscrypt-android:2.5.2'
 
-    implementation 'com.google.android.exoplayer:exoplayer:2.14.2'
+    implementation 'com.google.android.exoplayer:exoplayer:2.15.1'
 
     // Shimmer animation
     implementation 'com.elyeproj.libraries:loaderviewlibrary:2.0.0'