RC - Fix generate decoders and encoders code action #8712

Job	Run time
test-wasm	1m 20s
test (stable, x86_64-unknown-linux-musl)	2m 41s
test (stable, x86_64-unknown-linux-gnu)	2m 54s
test (stable, x86_64-apple-darwin)	2m 41s
test (stable, aarch64-unknown-linux-gnu)	2m 19s
test (stable, x86_64-pc-windows-msvc)	2m 39s
rustfmt	8s
test (stable, aarch64-unknown-linux-musl)	2m 39s
validate	11s
lint-build	22s
test (stable, aarch64-apple-darwin, macos-latest, arm64, cargo, true)	2m 56s
test-projects	0s
	20m 50s

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