Do docker releases for pushes to release branches (go-gitea#10330)

Co-authored-by: Lauris BH <[email protected]>

Author: zeripath

.drone.yml

@@ -590,6 +590,7 @@ depends_on:
 trigger:
   ref:
   - refs/heads/master
+  - "refs/heads/release/**"
   - "refs/tags/**"
 
 steps:
@@ -669,6 +670,7 @@ depends_on:
 trigger:
   ref:
   - refs/heads/master
+  - "refs/heads/release/**"
   - "refs/tags/**"
 steps:
   - name: fetch-tags
@@ -719,6 +721,7 @@ steps:
 trigger:
   ref:
   - refs/heads/master
+  - "refs/heads/release/**"
   - "refs/tags/**"
 
 depends_on: