ci: Make examples checked with cargo-sort #6033

Job	Run time
check-docs	32s
external-types	35s
check (examples)	36s
dependencies-are-sorted	8s
cargo-deny check (bans licenses sources)	22s
Spell Check with Typos	7s
check (.)	35s
cargo-deny check (advisories)	22s
cargo-hack	1m 12s
armv5te-unknown-linux-musleabi	34s
test-nightly	1m 15s
test-docs	55s
wasm32-unknown-unknown	20s
test-versions (stable, .)	48s
test-versions (beta, examples)	44s
test-versions (stable, examples)	38s
test-versions (beta, .)	47s
test-msrv	2m 47s
	13m 17s

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