github actions: update recommended Rust to 1.80.0 #2993

Job	Run time
checks (make -f Makefile clippy, 1.80.0, clippy)	2m 30s
checks (PROFILEDIR=debug make -f Makefile build, 1.80.0, cargo)	1m 21s
checks (PROFILEDIR=debug make -f Makefile build-min, 1.80.0, cargo)	1m 30s
checks (PROFILEDIR=debug make -f Makefile build-min-no-systemd, 1.80.0, cargo)	1m 30s
checks (PROFILEDIR=debug make -f Makefile build-utils, 1.80.0, cargo)	1m 36s
checks (PROFILEDIR=debug make -f Makefile build-no-ipc, 1.80.0, cargo)	1m 34s
checks (PROFILEDIR=debug make -f Makefile stratisd-tools, 1.80.0, cargo)	1m 22s
checks (make -f Makefile docs-ci, 1.80.0, cargo)	1m 25s
checks (make -f Makefile test, 1.80.0, cargo)	1m 48s
checks (make -f Makefile build, 1.80.0, cargo)	1m 58s
checks (make -f Makefile build-min, 1.80.0, cargo)	1m 43s
checks (make -f Makefile build-no-ipc, 1.80.0, cargo)	1m 39s
checks_with_udev (RUST_LOG=stratisd=debug make -f Makefile test-loop, 1.80.0, cargo)	20m 31s
	40m 27s

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