Merge pull request #1022 from eimlav/fm-8048

(FM-8048) Add RedHat 8 support

Author: sheenaajay

metadata.json

@@ -16,7 +16,8 @@
       "operatingsystemrelease": [
         "5",
         "6",
-        "7"
+        "7",
+        "8"
       ]
     },
     {