update go-git to v4.12.0 - fixes #7248 (#7249)

vendor/golang.org/x/sys/windows/svc/service.go

@@ -72,6 +72,7 @@ type Status struct {
 	Accepts    Accepted
 	CheckPoint uint32 // used to report progress during a lengthy operation
 	WaitHint   uint32 // estimated time required for a pending operation, in milliseconds
+	ProcessId  uint32 // if the service is running, the process identifier of it, and otherwise zero
 }
 
 // ChangeRequest is sent to the service Handler to request service status change.
@@ -328,7 +329,7 @@ func Run(name string, handler Handler) error {
 		}
 		s.c <- e
 		// Always return NO_ERROR (0) for now.
-		return 0
+		return windows.NO_ERROR
 	}
 
 	var svcmain uintptr