chore: update Copilot collections to v0.11.0 (#172)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: Christopher Bartz <christopher.bartz@canonical.com>

Author: github-actions[bot]

.copilot-collections.yaml

@@ -1,5 +1,5 @@
 copilot:
-  version: "v0.7.0"
+  version: "v0.11.0"
   collections:
     - charm-python
     - pfe-charms