all: Fix typos found by codespell (#8833)

lib/config/config_test.go

@@ -1368,7 +1368,7 @@ func startWrapper(wrapper Wrapper) *testWrapper {
 }
 
 func TestInternalVersioningConfiguration(t *testing.T) {
-	// Verify that the versioning configuration XML seralizes to something
+	// Verify that the versioning configuration XML serializes to something
 	// reasonable.
 
 	cfg := New(device1)

lib/config/wrapper.go

@@ -328,8 +328,8 @@ func (w *wrapper) notifyListeners(from, to Configuration) Waiter {
 	wg := sync.NewWaitGroup()
 	wg.Add(len(w.subs))
 	for _, sub := range w.subs {
-		go func(commiter Committer) {
-			w.notifyListener(commiter, from, to)
+		go func(committer Committer) {
+			w.notifyListener(committer, from, to)
 			wg.Done()
 		}(sub)
 	}