Run build-test action on dev-v3 branch

Signed-off-by: George Jenkins <gvjenkins@gmail.com>
(cherry picked from commit bfada38)

Author: gjenkins8

.github/workflows/build-test.yml

@@ -7,9 +7,10 @@ on:
       - "release-**"
   pull_request:
     branches:
-      - main
+      - "main"
+      - "dev-v3"
 
-permissions:  
+permissions:
   contents: read
 
 jobs: