Try single quotes

Author: stevebux

.github/actions/e2e-tests/action.yml

@@ -19,7 +19,8 @@ runs:
         mkdir -p  "$HOME/.local/bin"
         ./install -b "$HOME/.local/bin"
         echo "$HOME/.local/bin" >> "$GITHUB_PATH"
-        echo "APIGEE_ACCESS_TOKEN=$(SSO_LOGIN_URL=https://login.apigee.com get_token -u steve.buxton@nhs.net:$APIGEE_PASSWORD  -m\"\")">> "$GITHUB_ENV"
+        SSO_LOGIN_URL=https://login.apigee.com
+        echo "APIGEE_ACCESS_TOKEN=$(SSO_LOGIN_URL=https://login.apigee.com get_token -u steve.buxton@nhs.net:$APIGEE_PASSWORD  -m '')">> "$GITHUB_ENV"
 
     - name: Run e2e tests
       shell: bash