Add pprof command (#1590)

* Add `pprof` command

* Delete unused `GetWorkerPods` method

---------

Co-authored-by: Alon Girmonsky <1990761+alongir@users.noreply.github.com>

cmd/pprof.go

@@ -0,0 +1,18 @@
+package cmd
+
+import (
+	"github.com/spf13/cobra"
+)
+
+var pprofCmd = &cobra.Command{
+	Use:   "pprof",
+	Short: "Select a Kubeshark container and open the pprof web UI in the browser",
+	RunE: func(cmd *cobra.Command, args []string) error {
+		runPprof()
+		return nil
+	},
+}
+
+func init() {
+	rootCmd.AddCommand(pprofCmd)
+}