fix: split up condition again

Author: zoff99

toxcore/group_chats.c

@@ -5118,8 +5118,14 @@ non_null(1, 2, 3, 4) nullable(7)
 static int handle_gc_custom_packet(const GC_Session *c, const GC_Chat *chat, const GC_Peer *peer, const uint8_t *data,
                                    uint16_t length, bool lossless, void *userdata)
 {
-    if (!(length <= (lossless ? MAX_GC_CUSTOM_LOSSLESS_INCOMING_ASSEMBLED_PACKET_SIZE : MAX_GC_CUSTOM_LOSSY_PACKET_SIZE))) {
-        return -1;
+    if (lossless) {
+        if (length > MAX_GC_CUSTOM_LOSSLESS_INCOMING_ASSEMBLED_PACKET_SIZE) {
+            return -1;
+        }
+    } else {
+        if (length > MAX_GC_CUSTOM_LOSSY_PACKET_SIZE) {
+            return -1;
+        }
     }
 
     if (data == nullptr || length == 0) {