fix: ref match uses unified type #40798

Job	Run time
changes	6s
Rust (windows-latest)	8m 55s
proc-macro-srv	2m 0s
Rust (macos-latest)	4m 54s
Typo Check	5s
miri	50s
Rust (ubuntu-latest)	5m 2s
analysis-stats	7m 41s
Rust Cross (wasm32-unknown-unknown)	53s
Rust Cross (x86_64-unknown-linux-musl)	1m 20s
clippy	1m 37s
Rust Cross (powerpc-unknown-linux-gnu)	1m 18s
rustfmt	21s
TypeScript	0s
conclusion	4s
cancel-if-matrix-failed	4s
	35m 10s

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