Upgrade IMA to 3.11.2

PiperOrigin-RevId: 243988105

extensions/ima/build.gradle

@@ -32,9 +32,9 @@ android {
 }
 
 dependencies {
-    api 'com.google.ads.interactivemedia.v3:interactivemedia:3.10.9'
+    api 'com.google.ads.interactivemedia.v3:interactivemedia:3.11.2'
     implementation project(modulePrefix + 'library-core')
-    implementation 'com.google.android.gms:play-services-ads:17.2.0'
+    implementation 'com.google.android.gms:play-services-ads-identifier:16.0.0'
     testImplementation project(modulePrefix + 'testutils-robolectric')
 }