chore: update the description of krew plugin (#34)

Signed-off-by: Jian Zeng <[email protected]>

Author: knight42

.krew.yaml

@@ -9,8 +9,9 @@ spec:
   description: |
     This kubectl plugin is a drop-in replacement for `kubectl port-forward` with some enhanced features:
     * Supports UDP port forwarding
-    * Forwarding data to the given IP or hostname that is accessible within the kubernetes cluster
+    * Supports simultaneous forwarding of data to multiple targets
     * Forwarding session will not be interfered after performing rolling updates
+    * Forwarding data to the given IP or hostname that is accessible within the kubernetes cluster
   platforms:
   - selector:
       matchLabels: