guide: add missing and fix incorrect testing info #1448

Job	Run time
build_benchmarks	1m 33s
Check	1m 49s
build_examples	5m 6s
build_nightly	2m 44s
Verify that web-sys is compiled correctly	1m 34s
Clippy	7m 32s
dist_linux_x86_64_musl	3m 57s
dist_linux_aarch64_gnu	5m 5s
dist_macos_aarch64	2m 59s
dist_macos_x86_64	3m 48s
dist_windows	4m 26s
doc_api	1m 30s
doc_book	33s
Rustfmt	19s
Build and test the deno example	1m 19s
Run js-sys crate tests	3m 32s
Run native tests	2m 43s
Run wasm-bindgen crate tests with multithreading enabled	4m 3s
Test TypeScript output of wasm-bindgen	1m 37s
Run UI compile-fail tests	3m 53s
Run wasm-bindgen crate tests (unix)	12m 58s
Run web-sys crate tests	6m 36s
Run wasm-bindgen-webidl crate tests	4m 42s
test_examples	3m 11s
deploy	1m 17s
	1h 28m 46s

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