fix: directly write deployed property

The previous method ended up validating the app name when checking if the app was deployed or not, which isn't necessary as that should only be performed at the command-level.

plugins/common/common.go

@@ -687,8 +687,7 @@ func IsDeployed(appName string) bool {
 		}
 
 		EnvWrap(func() error {
-			CommandPropertySet("common", appName, "deployed", deployed, DefaultProperties, GlobalProperties)
-			return nil
+			return PropertyWrite("common", appName, "deployed", deployed)
 		}, map[string]string{"DOKKU_QUIET_OUTPUT": "1"})
 	}