fix: broken techdocs annotations (#1873)

(cherry picked from commit ae8cd57)

Author: yashoswalyo

catalog-info.yaml

@@ -12,10 +12,9 @@ metadata:
     - python
     - rh-satellite
     - interaction-library
-  namespace: quality-community   
+  namespace: quality-community
   annotations:
     github.com/project-slug: SatelliteQE/airgun
-    backstage.io/techdocs-ref: https://airgun.readthedocs.io/en/latest/
 spec:
   type: library
   owner: group:redhat/satellite-qe