dataconnect: modernize tests in ProtoStructDecoderUnitTest.kt, ProtoStructEncoderUnitTest.kt, and TimestampSerializerUnitTest.kt#6335

dconeybe merged 5 commits intomainfirebase/firebase-android-sdk:mainfrom

dconeybe/dataconnect/TestModernization2firebase/firebase-android-sdk:dconeybe/dataconnect/TestModernization2Copy head branch name to clipboard