Add a comment explaining a bug fix

Bug: 311266890
Test: N/A
Flag: N/A
Change-Id: Ic3737b1e549ed60ae3ce8134fdc483871b1fb809
diff --git a/packages/SystemUI/src/com/android/systemui/biometrics/AuthDialogPanelInteractionDetector.kt b/packages/SystemUI/src/com/android/systemui/biometrics/AuthDialogPanelInteractionDetector.kt
index b343add..04c2351 100644
--- a/packages/SystemUI/src/com/android/systemui/biometrics/AuthDialogPanelInteractionDetector.kt
+++ b/packages/SystemUI/src/com/android/systemui/biometrics/AuthDialogPanelInteractionDetector.kt
@@ -41,7 +41,9 @@
             Log.e(TAG, "Already enabled")
             return
         }
+        //TODO(b/313957306) delete this check
         if (shadeInteractorLazy.get().isUserInteracting.value) {
+            // Workaround for b/311266890. This flow is in an error state that breaks this.
             Log.e(TAG, "isUserInteracting already true, skipping enable")
             return
         }