Fix syntax for some if-conditions in `ci.yaml` (#11109) #1

Job	Run time
Determine changes	8s
cargo fmt	14s
pre-commit	1m 4s
mkdocs	5m 4s
python package	2m 37s
cargo test (linux)	5m 20s
cargo fuzz	18s
benchmarks	0s
cargo clippy	3m 21s
cargo test (wasm)	1m 53s
cargo test (windows)	9m 11s
cargo udeps	2m 0s
formatter instabilities and black similarity	5m 2s
test scripts	2m 3s
Fuzz the parser	5m 23s
test ruff-lsp	14s
ecosystem	0s
	43m 52s

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