Merge pull request #3874 from square/renovate/protobuf

Update protobuf to v3.22.3

Author: JakeWharton

gradle/libs.versions.toml

@@ -15,7 +15,7 @@
 [versions]
 kotlin = "1.8.20"
 okhttp = "3.14.9"
-protobuf = "3.22.2"
+protobuf = "3.22.3"
 robovm = "2.3.14"
 
 [plugins]