Fix ytt version

Signed-off-by: Devanshu <[email protected]>

Author: devanshuVmware

hack/dependencies.yml

@@ -9,7 +9,7 @@
   name: ytt
   repo: vmware-tanzu/carvel-ytt
   urlTemplate: https://github.com/vmware-tanzu/carvel-{{.Name}}/releases/download/{{.Version}}/{{.Name}}-{{.OS}}-{{.Arch}}
-  version: v0.50.1
+  version: v0.51.1
 - checksums:
     darwin:
       amd64: 7a15d842a954854e0c04ff86264b686e7c8da43a2321338b4408b9b4af44f7c8