Faster str interning #3776

Job	Run time
Rust publish dry-run	30s
check-java-publish-build (aarch64-unknown-linux-gnu, runs-on=27683833132/runner=arm64-medium/imag...	1m 54s
Python (wheel build)	5m 28s
check-java-publish-build (x86_64-unknown-linux-gnu, runs-on=27683833132/runner=amd64-medium/image...	1m 17s
Compat check / compat-test	5m 33s
	14m 42s

Provide feedback