Trigger Linux test build on test branch

.github/workflows/linux-test-build.yml

@@ -1,6 +1,13 @@
 name: Build Linux Desktop Test Artifact
 
 "on":
+  push:
+    branches:
+      - test
+    paths:
+      - "frontends/desktop/**"
+      - "desktop_release/**"
+      - ".github/workflows/linux-test-build.yml"
   workflow_dispatch:
 
 permissions: