`TaskController.setPriority` can throw (#3568) #1334

Job	Run time
Rustfmt	19s
Check	1m 58s
Run wasm-bindgen crate tests with multithreading enabled	2m 37s
Clippy	6m 27s
Run wasm-bindgen crate tests (unix)	9m 7s
Run js-sys crate tests	3m 34s
Verify that web-sys is compiled correctly	1m 28s
Run native tests	3m 5s
Test TypeScript output of wasm-bindgen	1m 31s
Run web-sys crate tests	5m 11s
Run wasm-bindgen-webidl crate tests	3m 54s
build_benchmarks	1m 21s
build_examples	4m 25s
build_nightly	2m 7s
dist_linux_aarch64_gnu	3m 32s
dist_linux_x86_64_musl	4m 36s
dist_macos_aarch64	3m 55s
dist_windows	4m 21s
dist_macos_x86_64	5m 22s
doc_api	1m 40s
doc_book	13s
Build and test the deno example	1m 35s
Run UI compile-fail tests	3m 46s
test_examples	3m 8s
deploy	2m 46s
	1h 21m 58s

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