KZOO-41: handle number delete conflicts (2600hz#6290)

This is a forward port of the 4.3 version that corrects an error where
retrying deletes caused a save operation instead. This bug is
corrected in current master; this commit serves to forward-port the
pqc test recreation of the 4.3 issue.

core/kazoo_data/src/kzs_doc.erl

@@ -213,7 +213,7 @@ prepare_publish(JObj) ->
 
 -spec maybe_tombstone(kz_json:object()) -> kz_json:object().
 maybe_tombstone(JObj) ->
-    maybe_tombstone(JObj, kz_json:is_true(<<"_deleted">>, JObj, 'false')).
+    maybe_tombstone(JObj, kz_doc:is_deleted(JObj)).
 
 -spec maybe_tombstone(kz_json:object(), boolean()) -> kz_json:object().
 maybe_tombstone(JObj, 'true') ->

core/kazoo_numbers/src/knm_locality.erl

@@ -24,7 +24,7 @@
 fetch(Numbers) when is_list(Numbers)->
     case knm_config:locality_url() of
         'undefined' ->
-            lager:error("could not get number locality url"),
+            ?LOG_WARNING("could not get number locality url"),
             {'error', 'missing_url'};
         Url ->
             Resp = fetch_req(Numbers, Url),