adjust when the windows-sftp github actions test is triggered

Author: JacobBarthelmeh

.github/workflows/windows-sftp.yml

@@ -7,7 +7,7 @@ name: Windows wolfsshd SFTP Test
 
 on:
   push:
-    branches: [ '*' ]
+    branches: [ 'master', 'main', 'release/**' ]
   pull_request:
     branches: [ '*' ]