Console: check_caches should also log failure messages to the console

src/console_cmds.cpp

@@ -3022,7 +3022,10 @@ DEF_CONSOLE_CMD(ConCheckCaches)
 	if (broadcast) {
 		DoCommandP(0, 0, 0, CMD_DESYNC_CHECK);
 	} else {
-		CheckCaches(true, nullptr, CHECK_CACHE_ALL | CHECK_CACHE_EMIT_LOG);
+		auto logger = [&](const char *str) {
+			IConsolePrint(CC_WARNING, str);
+		};
+		CheckCaches(true, logger, CHECK_CACHE_ALL | CHECK_CACHE_EMIT_LOG);
 	}
 
 	return true;