[TD-4415]Add exceptions in valgrind_taos.supp

tests/pytest/crash_gen/valgrind_taos.supp

@@ -17496,4 +17496,25 @@
    obj:/usr/bin/python3.8
    obj:/usr/bin/python3.8
    fun:PyVectorcall_Call
+}
+{
+   <insert_a_suppression_name_here>
+   Memcheck:Leak
+   match-leak-kinds: definite
+   fun:malloc
+   fun:__libc_alloc_buffer_allocate
+   fun:alloc_buffer_allocate
+   fun:__resolv_conf_allocate
+   fun:__resolv_conf_load
+   fun:__resolv_conf_get_current
+   fun:__res_vinit
+   fun:maybe_init
+   fun:context_get
+   fun:context_get
+   fun:__resolv_context_get
+   fun:gaih_inet.constprop.0
+   fun:getaddrinfo
+   fun:taosGetFqdn
+   fun:taosCheckGlobalCfg
+   fun:taos_init_imp
 }
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