Changed state and email fields to optional to match Apple's responses #659

Job	Run time
Build sign_in_with_apple/sign_in_with_apple macOS on macos-13 with Xcode 15.2 and Flutter 3.19.1	7m 5s
Build sign_in_with_apple/sign_in_with_apple iOS on macos-13 with Xcode 15.2 and Flutter 3.19.1	5m 0s
Build sign_in_with_apple/sign_in_with_apple macOS on macos-14 with Xcode 14.3.1 and Flutter 3.19.1	8m 19s
Build sign_in_with_apple/sign_in_with_apple Android on ubuntu-22.04 and Flutter 3.19.1	2m 52s
Build sign_in_with_apple/sign_in_with_apple Web on ubuntu-22.04 and Flutter 3.19.1	1m 33s
Build sign_in_with_apple/sign_in_with_apple iOS on macos-14 with Xcode 14.3.1 and Flutter 3.19.1	5m 39s
Build sign_in_with_apple/sign_in_with_apple macOS on macos-14 with Xcode 15.2 and Flutter 3.19.1	9m 12s
Build sign_in_with_apple/sign_in_with_apple iOS on macos-14 with Xcode 15.2 and Flutter 3.19.1	7m 21s
Test pending_operations on ubuntu-22.04	1m 18s
Test sign_in_with_apple/sign_in_with_apple on ubuntu-22.04	1m 21s
Test sign_in_with_apple/sign_in_with_apple_platform_interface on ubuntu-22.04	1m 18s
Test state_queue_test on ubuntu-22.04	1m 18s
Test state_queue on ubuntu-22.04	1m 19s
Test with_bloc on ubuntu-22.04	1m 23s
Test pending_operations on macos-14	1m 48s
Test sign_in_with_apple/sign_in_with_apple on macos-14	2m 0s
Test sign_in_with_apple/sign_in_with_apple_platform_interface on macos-14	1m 55s
Test state_queue_test on macos-14	2m 39s
Test state_queue on macos-14	2m 18s
Test with_bloc on macos-14	3m 7s
	1h 8m 45s

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