Update kubectl.plugin.zsh (#6636)

plugins/kubectl/kubectl.plugin.zsh

@@ -31,6 +31,9 @@ alias kep='kubectl edit pods'
 alias kdp='kubectl describe pods'
 alias kdelp='kubectl delete pods'
 
+# get pod by label: kgpl "app=myapp" -n myns
+alias kgpl='function _kgpl(){ label=$1; shift; kgp -l $label $*; };_kgpl'
+
 # Service management.
 alias kgs='kubectl get svc'
 alias kes='kubectl edit svc'
@@ -61,6 +64,9 @@ alias kgrs='kubectl get rs'
 alias krh='kubectl rollout history'
 alias kru='kubectl rollout undo'
 
+# Port forwarding
+alias kpf="k port-forward"
+
 # Logs
 alias kl='kubectl logs'
 alias klf='kubectl logs -f'