fix duplicates in policy

Author: mosche

modules/transport-netty4/src/main/plugin-metadata/entitlement-policy.yaml

@@ -11,8 +11,3 @@ io.netty.common:
       - path: "/usr/lib/os-release"
         mode: "read"
   - manage_threads
-  - files:
-    - path: "/etc/os-release"
-      mode: "read"
-    - path: "/usr/lib/os-release"
-      mode: "read"