Fix glitch in batch processing of incoming messages.

SignalServiceKit/src/Messages/OWSMessageManager.m

@@ -137,6 +137,9 @@ NS_ASSUME_NONNULL_BEGIN
 
 - (void)yapDatabaseModified:(NSNotification *)notification
 {
+    if (AppReadiness.isAppReady) {
+        [OWSMessageUtils.sharedManager updateApplicationBadgeCount];
+    } else {
         static dispatch_once_t onceToken;
         dispatch_once(&onceToken, ^{
             [AppReadiness runNowOrWhenAppIsReady:^{
@@ -144,6 +147,7 @@ NS_ASSUME_NONNULL_BEGIN
             }];
         });
     }
+}
 
 #pragma mark - Blocking