Fix metadata for Galaxy, lint

Change-Id: If80ed63e88a845cf28827328253298b52e1b7615
diff --git a/meta/main.yml b/meta/main.yml
index 6eaed7f..ed6ac4a 100644
--- a/meta/main.yml
+++ b/meta/main.yml
@@ -6,6 +6,8 @@
 
 galaxy_info:
   role_name: unifi
+  namespace: onf
+
   author: Open Networking Foundation
   description: Ubiquity Networks UniFi Wifi Controller
   company: Open Networking Foundation
@@ -14,14 +16,18 @@
 
   license: Apache-2.0
 
-  min_ansible_version: 2.9.5
+  min_ansible_version: 2.10.17
 
   platforms:
-    - name: Ubuntu
+    - name: ubuntu
       versions:
-        - "18.04"
+        - bionic
+    - name: Debian
+      versions:
+        - bullseye
 
   galaxy_tags:
     - unifi
+    - wifi
 
 dependencies: []