feat: allow --validate on sync command

This will permit usage of `--validate` options with sync command

Signed-off-by: Grégory SANCHEZ <gregory.sanchez@icloud.com>

pkg/app/app.go

@@ -363,6 +363,7 @@ func (a *App) Sync(c SyncConfigProvider) error {
 			WaitForJobs:            c.WaitForJobs(),
 			IncludeCRDs:            &includeCRDs,
 			IncludeTransitiveNeeds: c.IncludeTransitiveNeeds(),
+			Validate:               c.Validate(),
 		}, func() {
 			ok, errs = a.sync(run, c)
 		})

pkg/app/config.go

@@ -85,6 +85,8 @@ type SyncConfigProvider interface {
 	Wait() bool
 	WaitForJobs() bool
 
+	Validate() bool
+
 	SkipNeeds() bool
 	IncludeNeeds() bool
 	IncludeTransitiveNeeds() bool