refactor(deploy): run deploy workflow only if tests succeeded

Signed-off-by: Sphericalkat <amolele@gmail.com>

.github/workflows/deploy.yml

@@ -1,5 +1,10 @@
 name: Fly Deploy
-on: [push]
+on:
+  workflow_run:
+    workflows: ["Run tests"]
+    branches: [main]
+    types:
+      - completed
 env:
   FLY_API_TOKEN: ${{ secrets.FLY_API_TOKEN }}
 jobs: