Use new printer for signature help #11345

Job	Run time
validate	26s
rustfmt	14s
test-wasm	57s
lint-build	54s
test (stable, x86_64-unknown-linux-musl)	44s
test (stable, x86_64-pc-windows-msvc)	46s
test (stable, x86_64-unknown-linux-gnu)	45s
test (stable, aarch64-unknown-linux-gnu)	43s
test (stable, aarch64-unknown-linux-musl)	44s
test (stable, aarch64-apple-darwin, macos-latest, arm64, cargo, true)	46s
test (stable, x86_64-apple-darwin)	46s
test-projects	1s
	7m 46s

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