Addresses PR feedback

Author: cgranleese-r7

python/meterpreter/tests/test_ext_server_stdapi.py

@@ -327,7 +327,7 @@ def test_stdapi_net_resolve_host(self):
         request = bytes()
         request += self.meterpreter_context["tlv_pack"](
             self.meterpreter_context["TLV_TYPE_COMMAND_ID"],
-            1024
+            self.meterpreter_context['cmd_string_to_id']('stdapi_net_resolve_host')
         )
 
         request += self.meterpreter_context["tlv_pack"](
@@ -375,7 +375,7 @@ def test_stdapi_net_resolve_hosts(self):
         request = bytes()
         request += self.meterpreter_context["tlv_pack"](
             self.meterpreter_context["TLV_TYPE_COMMAND_ID"],
-            1025
+            self.meterpreter_context['cmd_string_to_id']('stdapi_net_resolve_hosts')
         )
 
         request += self.meterpreter_context["tlv_pack"](