Drop RedHat 6 support

bastelfreak · bastelfreak · commit ff8d495e0fd1 · 2021-05-06T19:43:42.000+02:00
diff --git a/metadata.json b/metadata.json
@@ -11,7 +11,6 @@
     {
       "operatingsystem": "RedHat",
       "operatingsystemrelease": [
-        "6",
         "7"
       ]
     },
