Remove beat 7 tests

Author: afeefghannam89

.github/workflows/test_role_beats.yml

@@ -46,7 +46,6 @@ jobs:
           - beats_default
           - beats_peculiar
         release:
-          - 7
           - 8
         ansible_version:
           - "ansible>=9.0,<10.0" #Correspond ansible-core>=2.16,<2.17