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: Icc447d5c413008138c88daba6fe8e1bd72bfe65e
Merge "Normalize Gerrit ACLs"