Try to fix synth command

Author: abarciauskas-bgse

.github/actions/cdk-deploy/action.yml

@@ -64,7 +64,7 @@ runs:
     - name: CDK Synth
       shell: bash
       working-directory: ${{ inputs.dir }}
-      run: uv run npm run cdk -- synth
+      run: uv run npm run cdk -- synth --prefix infrastructure/aws
 
     - name: Deploy Test
       if: ${{ inputs.skip_deploy == 'false' }}