Update run-ec2.yml

Signed-off-by: Rui Campos <mail@ruicampos.org>

.github/workflows/run-ec2.yml

@@ -1,6 +1,15 @@
 name: do-the-job
 on:
   workflow_dispatch:
+    inputs:
+      aws_region:
+        description: 'AWS_REGION'
+        required: true
+        default: 'eu-west-2'
+        type: choice
+        options:
+          - 'eu-west-2'
+
 
 jobs:
   start-runner:
@@ -15,7 +24,7 @@ jobs:
         with:
           aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
           aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
-          aws-region: ${{ secrets.AWS_REGION }}
+          aws-region: inputs.aws_region
       - name: Start EC2 runner
         id: start-ec2-runner
         uses: machulav/ec2-github-runner@v2