Add PR number to YAML metadata

Author: zigpy-bot

images/innr/1166-0335-191E3685_500102.ota.yaml

@@ -2,6 +2,7 @@
 file_name: 1166-0335-191E3685_500102.ota
 source_file_name: 1166-0335-191e3685-sp242v2-1.9.30.ota
 source_url: https://github.com/user-attachments/files/24494589/1166-0335-191e3685-sp242v2-1.9.30.zip
+pull_request: 20
 release_notes: |-
   Changes compared to version 1.7.23 and older :