chore: Don't update nightly after push to main if we're expecting a r… #199

Job	Run time
Enforce Rust code format	12s
Preflight docs.rs build	1m 56s
Clippy	48s
Preflight crate publish (ubuntu-latest, stable)	1m 8s
Unit tests with minimum versions of direct dependencies (windows-latest)	2m 42s
Unit tests (windows-latest, stable)	3m 44s
Unit tests with minimum versions of direct dependencies (macos-latest)	1m 12s
License / vulnerability audit (advisories)	26s
Unit tests (windows-latest, 1.76.0)	3m 25s
Unit tests with minimum versions of direct dependencies (ubuntu-latest)	1m 12s
Unit tests (macos-latest, stable)	1m 18s
License / vulnerability audit (bans licenses sources)	22s
Unit tests (macos-latest, 1.76.0)	1m 25s
Unit tests (aarch64-unknown-linux-gnu, stable)	4m 22s
Unit tests (ubuntu-latest, stable)	2m 9s
Unit tests (aarch64-unknown-linux-gnu, 1.76.0)	4m 21s
Unit tests (WASM)	1m 53s
Unit tests (ubuntu-latest, 1.76.0)	2m 18s
Check for unused dependencies	2m 11s
	37m 4s

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