fix: autocomplete considers command flags

chore: add ForceCallPreRun (for autocomplete)

when using cobra.Command.ValidArgsFunction
call wrappers.ForceCallPreRun() from inside it.
This will force parsing the flags
in order to consider flag overriding flags
(eg: --targets)

internal/wrappers/cobra.go

@@ -0,0 +1,39 @@
+// Copyright © 2023 tsuru-client authors
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package wrappers
+
+import "github.com/spf13/cobra"
+
+// ForceCallPreRun climbs the parent tree until it finds and runs one of:
+//   - PreRun()
+//   - PreRunE()
+//   - PersistentPreRun()
+//   - PersistentPreRunE()
+func ForceCallPreRun(cmd *cobra.Command, args []string) {
+	curr := cmd
+	for curr != nil {
+		if curr.PreRun != nil {
+			curr.PreRun(cmd, args)
+			return
+		}
+		if curr.PreRunE != nil {
+			_ = curr.PreRunE(cmd, args)
+			return
+		}
+		if curr.PersistentPreRun != nil {
+			curr.PersistentPreRun(cmd, args)
+			return
+		}
+		if curr.PersistentPreRunE != nil {
+			_ = curr.PersistentPreRunE(cmd, args)
+			return
+		}
+
+		if curr == curr.Parent() {
+			return
+		}
+		curr = curr.Parent()
+	}
+}