update broken_tests.json

Author: strtgbb

tests/broken_tests.json

@@ -123,6 +123,10 @@
         "reason": "INVESTIGATE - timeout",
         "message": "Timeout! Killing process group"
     },
+    "02003_memory_limit_in_client": {
+        "reason": "INVESTIGATE - timeout",
+        "message": "Timeout! Killing process group"
+    },
     "02437_drop_mv_restart_replicas": {
         "reason": "INVESTIGATE - random fail?",
         "message": "`slog` doesn't exist.: Cannot create table from metadata file"