message: Fix BRIDGE_K8S_AUTH_BEARER_TOKEN env var in readme
diff: @@ -120,7 +120,7 @@ then get the secret contents:
  kubectl describe secrets/<secret-id-obtained-previously>
  ```
  -Use this token value to set the `BRIDGE_K8S_BEARER_TOKEN` environment variable when running Bridge.
  +Use this token value to set the `BRIDGE_K8S_AUTH_BEARER_TOKEN` environment variable when running Bridge.
  ## Operator
  