drop EOL OSs; fix puppet version range

Author: bastelfreak

metadata.json

@@ -15,7 +15,6 @@
     {
       "operatingsystem": "RedHat",
       "operatingsystemrelease": [
-        "5",
         "6",
         "7"
       ]
@@ -55,7 +54,7 @@
   "requirements": [
     {
       "name": "puppet",
-      "version_requirement": ">=4.10.0 < 6.0.0"
+      "version_requirement": ">= 4.10.0 < 6.0.0"
     }
   ]
 }