Upgrade flutter_rust_bridge to v2.2.0 #2154

Job	Run time
clippy (linux)	3m 5s
dartanalyze	1m 4s
clippy (macos)	2m 59s
dartfmt	49s
clippy (windows)	4m 54s
ktfmt	8s
rustfmt	13s
build (macos)	10m 28s
build (linux)	5m 25s
rustdoc (linux)	3m 15s
build (windows)	8m 18s
rustdoc (macos)	2m 52s
swiftformat	10s
rustdoc (windows)	5m 38s
test (example, ${{ matrix.platform }})	0s
pr	0s
dart pub publish (pub.dev)	0s
release (GitHub)	0s
	49m 18s

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