Plugins: Remove pluginAssetProvider feature toggle (#112046)

* remove toggle

* fix lint issue

pkg/plugins/manager/fakes/fakes.go

@@ -698,3 +698,38 @@ func (p *AssetProvider) AssetPath(plugin pluginassets.PluginInfo, assetPath ...s
 	}
 	return "", nil
 }
+
+type FakeErrorTracker struct {
+	RecordFunc func(ctx context.Context, err *plugins.Error)
+	ClearFunc  func(ctx context.Context, pluginID string)
+	ErrorsFunc func(ctx context.Context) []*plugins.Error
+}
+
+func NewFakeErrorTracker() *FakeErrorTracker {
+	return &FakeErrorTracker{}
+}
+
+func (t *FakeErrorTracker) Record(ctx context.Context, err *plugins.Error) {
+	if t.RecordFunc != nil {
+		t.RecordFunc(ctx, err)
+		return
+	}
+}
+
+func (t *FakeErrorTracker) Clear(ctx context.Context, pluginID string) {
+	if t.ClearFunc != nil {
+		t.ClearFunc(ctx, pluginID)
+		return
+	}
+}
+
+func (t *FakeErrorTracker) Errors(ctx context.Context) []*plugins.Error {
+	if t.ErrorsFunc != nil {
+		return t.ErrorsFunc(ctx)
+	}
+	return nil
+}
+
+func (t *FakeErrorTracker) Error(ctx context.Context, pluginID string) *plugins.Error {
+	return &plugins.Error{}
+}