tp: fix crash in traceimportslog table (#3429)

Author: LalitMaganti

src/trace_processor/tables/metadata_tables.py

@@ -856,7 +856,11 @@
         C('byte_offset', CppOptional(CppInt64())),
         C('severity', CppString()),
         C('name', CppString()),
-        C('arg_set_id', CppOptional(CppUint32())),
+        C(
+            'arg_set_id',
+            CppOptional(CppUint32()),
+            cpp_access=CppAccess.READ_AND_LOW_PERF_WRITE,
+        ),
     ],
 )