Normalize Gerrit ACLs

This is the result of running:

    find gerrit/acls/ -type f -name "*.config" \
         -exec ./tools/normalize_acl.py {} 1 2 3 4 5 6 \;

Change-Id: Ic281a233aae06b27096d315831e45bb3499a95fb
Merge "Normalize Gerrit ACLs"