Update dependency com.google.android.gms:play-services-ads to v24

Author: renovate[bot]

main/build.gradle

@@ -239,7 +239,7 @@ dependencies {
 //    implementation 'com.mopub.mediation:adcolony:4.5.0.1'
 
     // Admob
-    implementation 'com.google.android.gms:play-services-ads:23.6.0'
+    implementation 'com.google.android.gms:play-services-ads:24.2.0'
     // Facebook Ad network
     implementation 'com.google.ads.mediation:facebook:6.19.0.0'
     // Adcolony Ad network