Update Podfile to Maps 9.1.0 (#208)

Author: sascala

snippets/MapsSnippets/Podfile

@@ -2,5 +2,5 @@ source 'https://github.com/CocoaPods/Specs.git'
 
 target 'MapsSnippets' do
     platform :ios, '15.0'
-    pod 'GoogleMaps', '9.0.0'
+    pod 'GoogleMaps', '9.1.0'
 end