chore: Drop tests on master, add on dev

Author: effigies

.github/workflows/deno_tests.yml

@@ -3,10 +3,10 @@ name: Deno build
 
 on:
   push:
-    branches: [master, main]
+    branches: [main, dev]
     tags: ['*']
   pull_request:
-    branches: [master, main]
+    branches: [main, dev]
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}