build: drop java 7 checks

Author: diegomarquezp

.github/sync-repo-settings.yaml

@@ -8,7 +8,6 @@ branchProtectionRules:
     requiresCodeOwnerReviews: true
     requiresStrictStatusChecks: false
     requiredStatusCheckContexts:
-      - units (7)
       - units (8)
       - units (11)
       - windows