update valgrind supp

tests/pytest/crash_gen/valgrind_taos.supp

@@ -18230,4 +18230,21 @@
    fun:__pyx_pw_5numpy_6random_13bit_generator_12BitGenerator_1__init__
    obj:/usr/bin/python3.8
    obj:/usr/bin/python3.8
+}
+{
+   <insert_a_suppression_name_here>
+   Memcheck:Leak
+   match-leak-kinds: definite
+   fun:malloc
+   obj:/usr/bin/python3.8
+   fun:_PyObject_MakeTpCall
+   fun:_PyEval_EvalFrameDefault
+   obj:/usr/bin/python3.8
+   fun:_PyObject_MakeTpCall
+   fun:_PyEval_EvalFrameDefault
+   obj:/usr/bin/python3.8
+   fun:_PyEval_EvalFrameDefault
+   obj:/usr/bin/python3.8
+   fun:_PyEval_EvalFrameDefault
+   fun:_PyEval_EvalCodeWithName
 }
\ No newline at end of file