Add space after //

To fix lint error

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

pkg/fswatcher/fswatcher.go

@@ -35,7 +35,7 @@ type FSWatcher struct {
 	onChange           func()
 	mu                 sync.RWMutex
 	stop               chan struct{}
-	isClosed           atomic.Bool //default value is False
+	isClosed           atomic.Bool // default value is False
 	wg                 sync.WaitGroup
 }