Fix

Author: stevebux

.github/actions/acceptance-tests/action.yml

@@ -102,7 +102,7 @@ runs:
         TARGET_ENVIRONMENT: ${{ inputs.targetEnvironment }}
       run: |
         echo "$SUPPLIER_API_PRIVATE_KEY" > "${GITHUB_WORKSPACE}/internal-dev-test-1.pem"
-        chmod 600 "${GITHUB_WORKSPACE}/api-dev-test-1.pem"
+        chmod 600 "${GITHUB_WORKSPACE}/internal-dev-test-1.pem"
         export PROXY_NAME=nhs-notify-supplier--internal-dev--nhs-notify-supplier
         export API_ENVIRONMENT=internal-dev
         export NON_PROD_API_KEY="${APIM_API_KEY}"