Apply NFKC normalization to unicode identifiers when storing bindings in the semantic model #25785

Job	Run time
cargo fmt	16s
Determine changes	7s
mkdocs	2m 9s
python package	1m 18s
pre-commit	34s
cargo clippy	1m 51s
benchmarks	4m 58s
cargo fuzz	5m 11s
cargo test (linux)	4m 59s
cargo test (wasm)	1m 15s
cargo test (windows)	6m 41s
cargo udeps	2m 1s
formatter instabilities and black similarity	4m 7s
test scripts	51s
test ruff-lsp	19s
ecosystem	13m 37s
	50m 14s

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