Update GMA SDK dependency to v23.5.0. #1139

Job	Run time
Build (java/advanced/APIDemo)	2m 55s
Build (java/advanced/InlineAdaptiveBannerExample)	2m 37s
Build (java/advanced/RewardedSSVExample)	5s
Build (kotlin/advanced/APIDemo)	3m 7s
Build (kotlin/advanced/InlineAdaptiveBannerExample)	5s
Build (kotlin/advanced/JetpackComposeDemo)	4s
Build (java/admob/AppOpenExample)	2m 20s
Build (java/admob/BannerExample)	2m 9s
Build (java/admob/FullScreenNativeExample)	2m 45s
Build (java/admob/InterstitialExample)	2m 21s
Build (java/admob/NativeAdvancedExample)	2m 17s
Build (java/admob/RewardedInterstitialExample)	2m 20s
Build (java/admob/RewardedVideoExample)	2m 45s
Build (kotlin/admob/AppOpenExample)	2m 55s
Build (kotlin/admob/BannerExample)	2m 48s
Build (kotlin/admob/InterstitialExample)	2m 53s
Build (kotlin/admob/NativeAdvancedExample)	2m 40s
Build (kotlin/admob/RewardedInterstitialExample)	2m 56s
Build (kotlin/admob/RewardedVideoExample)	2m 38s
Build (java/admanager/AppOpenExample)	2m 27s
Build (java/admanager/BannerExample)	2m 12s
Build (java/admanager/InterstitialExample)	2m 14s
Build (java/admanager/NativeAdsExample)	2m 17s
Build (java/admanager/RewardedInterstitialExample)	2m 22s
Build (java/admanager/RewardedVideoExample)	2m 21s
Build (kotlin/admanager/AppOpenExample)	3m 15s
Build (kotlin/admanager/BannerExample)	3m 1s
Build (kotlin/admanager/InterstitialExample)	2m 39s
Build (kotlin/admanager/NativeAdsExample)	2m 59s
Build (kotlin/admanager/RewardedInterstitialExample)	2m 49s
Build (kotlin/admanager/RewardedVideoExample)	3m 2s
	1h 14m 18s

Provide feedback