Polish display confirmation state

config/dot/quickshell/services/Displays.qml

@@ -122,7 +122,9 @@ Singleton {
                 root.pendingVerified = true;
                 verifyTimer.stop();
                 root.lastError = "";
-            } else if (!root.awaitingConfirmation) {
+            } else if (!root.awaitingConfirmation && (
+                    root.lastError === "Could not read the connected displays."
+                    || root.lastError === "The display list could not be read.")) {
                 root.lastError = "";
             }
         } catch (error) {