feat: bump Firebase iOS SDK 10.6.0 (#10613)

Lyokone · web-flow · commit 7a3d0b5d2074 · 2023-03-16T15:31:16.000+01:00
diff --git a/packages/firebase_core/firebase_core/ios/firebase_sdk_version.rb b/packages/firebase_core/firebase_core/ios/firebase_sdk_version.rb
@@ -1,4 +1,4 @@
 # https://firebase.google.com/support/release-notes/ios
 def firebase_sdk_version!()
-  '10.5.0'
+  '10.6.0'
 end
