Rollback of https://github.com/androidx/media/commit/8a24209fd63de5fb5a7ea8df365d051fa2ac14be

*** Original commit ***

Remove extra colons in `build.gradle`s

modulePrefix should include this already.

***

PiperOrigin-RevId: 496337833

libraries/test_utils/build.gradle

@@ -26,7 +26,7 @@ dependencies {
     implementation 'androidx.annotation:annotation:' + androidxAnnotationVersion
     implementation 'com.squareup.okhttp3:mockwebserver:' + okhttpVersion
     implementation project(modulePrefix + 'lib-exoplayer')
-    implementation project(modulePrefix + 'lib-transformer')
+    implementation project(modulePrefix + ':lib-transformer')
     testImplementation 'org.robolectric:robolectric:' + robolectricVersion
 }
 

libraries/test_utils_robolectric/build.gradle

@@ -20,7 +20,7 @@ dependencies {
     implementation 'androidx.annotation:annotation:' + androidxAnnotationVersion
     implementation 'org.robolectric:robolectric:' + robolectricVersion
     implementation project(modulePrefix + 'lib-exoplayer')
-    implementation project(modulePrefix + 'lib-transformer')
+    implementation project(modulePrefix + ':lib-transformer')
     implementation project(modulePrefix + 'test-utils')
 }