Tests

Run book and tests workflows only on relevant PRs #1255

Job	Run time
release-binary	31s
build (macOS-latest, stable)	2m 53s
build (macOS-latest, nightly)	2m 50s
build (macOS-latest, 1.70)	3m 31s
build (ubuntu-latest, stable)	1m 10s
build (ubuntu-latest, nightly)	1m 22s
build (ubuntu-latest, 1.70)	1m 46s
build (windows-latest, stable)	4m 2s
build (windows-latest, nightly)	2m 57s
build (windows-latest, 1.70)	2m 47s
pr-mutants (cargo)	18s
pr-mutants (nextest)	32s
cargo-mutants (0, cargo)	9m 56s
cargo-mutants (0, nextest)	20m 35s
cargo-mutants (1, cargo)	8m 7s
cargo-mutants (1, nextest)	17m 16s
cargo-mutants (2, cargo)	8m 17s
cargo-mutants (2, nextest)	19m 34s
cargo-mutants (3, cargo)	8m 51s
cargo-mutants (3, nextest)	19m 42s
cargo-mutants (4, cargo)	9m 22s
cargo-mutants (4, nextest)	22m 14s
cargo-mutants (5, cargo)	8m 29s
cargo-mutants (5, nextest)	20m 4s
cargo-mutants (6, cargo)	9m 53s
cargo-mutants (6, nextest)	24m 8s
cargo-mutants (7, cargo)	9m 23s
cargo-mutants (7, nextest)	18m 22s
	4h 18m 52s

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