Bump bitflags from 2.4.2 to 2.6.0 (#1152) #2933

Job	Run time
Clippy	1m 1s
Format	7s
Deny (advisories)	22s
Check (stable)	52s
Deny (bans licenses sources)	24s
Check (1.70.0)	1m 7s
Documentation	1m 11s
Hack	1m 44s
Lint markdown files	55s
Tests	3m 55s
Cross (aarch64-linux-android)	2m 16s
Cross (aarch64-unknown-linux-gnu)	2m 18s
Tools	2m 5s
Cross (aarch64-unknown-linux-musl)	2m 22s
	20m 39s

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