Add AlmaLinux as a new vendor in ADOPTERS.md #5524

Job	Run time
package (centos-9)	15m 52s
docs	4m 14s
validate	14m 15s
package (fedora-44)	19m 8s
package (centos-10)	19m 22s
package (fedora-43)	18m 56s
cargo-deny	24s
Test install	52m 37s
test-coreos	21m 36s
test-integration (fedora-43, ostree)	1h 37m 33s
test-integration (centos-10, composefs-sealeduki-sdboot)	36m 38s
test-integration (fedora-43, composefs-sealeduki-sdboot)	38m 58s
test-integration (centos-10, ostree)	1h 33m 23s
test-integration (centos-9, ostree)	1h 22m 0s
required-checks	3s
	8h 34m 59s

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