Update main.yaml

Author: SubProblem

.github/workflows/main.yaml

@@ -32,7 +32,7 @@ jobs:
 
   deploy:
     needs: build
-    runs-on: aws-ec2-fitness-tracking-app
+    runs-on: TestRunner
     steps:
       - name: Pull Image from Docker Hub
         run: docker pull subproblem/fitness-tracking-app:latest