chore(deps-rs): update jsonschema requirement from 0.26.0 to 0.27.0 in the minor group #3168

Job	Run time
Check for changes	5s
tests (Rust nightly, coverage)	4m 37s
tests (Rust 1.75)	3m 16s
check	1m 21s
Build benchmarks 🏋️	2m 21s
tests (Rust beta)	3m 7s
tests (Rust stable, all features)	2m 44s
tests hugr-llvm	0s
tests (Rust stable, no features)	1m 45s
Check standard extensions	7s
Required checks 🦀	1s
	19m 24s

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