Add a field to save the login email of a RegistrarPoc (#1849)

This will replace the gaeUserId field. For now the field is not used and
only added to alter the schema.

db/src/main/resources/sql/flyway.txt

@@ -127,3 +127,4 @@ V126__drop_autorenew_poll_message_history_id_column_in_domain_table.sql
 V127__fix_user.sql
 V128__fix_package_promotion_id.sql
 V129__create_allocateId_sequence_alternative.sql
+V130__add_login_email_column_to_registrarpoc.sql

db/src/main/resources/sql/flyway/V130__add_login_email_column_to_registrarpoc.sql

@@ -0,0 +1,17 @@
+-- Copyright 2022 The Nomulus Authors. All Rights Reserved.
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--     http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+
+alter table "RegistrarPoc" add column login_email_address text;
+create index registrarpoc_login_email_idx on "RegistrarPoc" (login_email_address);
+

db/src/main/resources/sql/schema/nomulus.golden.sql

@@ -843,7 +843,8 @@ CREATE TABLE public."RegistrarPoc" (
     visible_in_whois_as_admin boolean NOT NULL,
     visible_in_whois_as_tech boolean NOT NULL,
     registry_lock_email_address text,
-    registrar_id text NOT NULL
+    registrar_id text NOT NULL,
+    login_email_address text
 );
 
 
@@ -2051,6 +2052,13 @@ CREATE INDEX registrar_name_idx ON public."Registrar" USING btree (registrar_nam
 CREATE INDEX registrarpoc_gae_user_id_idx ON public."RegistrarPoc" USING btree (gae_user_id);
 
 
+--
+-- Name: registrarpoc_login_email_idx; Type: INDEX; Schema: public; Owner: -
+--
+
+CREATE INDEX registrarpoc_login_email_idx ON public."RegistrarPoc" USING btree (login_email_address);
+
+
 --
 -- Name: reservedlist_name_idx; Type: INDEX; Schema: public; Owner: -
 --