(core) add Shares migration to rollback test

Summary:
adds a newly-added migration to a list in a test for explicit
rollback testing

Test Plan: updates a test

Reviewers: georgegevoian

Reviewed By: georgegevoian

Subscribers: georgegevoian

Differential Revision: https://phab.getgrist.com/D4161

test/gen-server/migrations.ts

@@ -40,6 +40,7 @@ import {Forks1673051005072 as Forks} from 'app/gen-server/migration/167305100507
 import {ForkIndexes1678737195050 as ForkIndexes} from 'app/gen-server/migration/1678737195050-ForkIndexes';
 import {ActivationPrefs1682636695021 as ActivationPrefs} from 'app/gen-server/migration/1682636695021-ActivationPrefs';
 import {AssistantLimit1685343047786 as AssistantLimit} from 'app/gen-server/migration/1685343047786-AssistantLimit';
+import {Shares1701557445716 as Shares} from 'app/gen-server/migration/1701557445716-Shares';
 
 const home: HomeDBManager = new HomeDBManager();
 
@@ -48,7 +49,7 @@ const migrations = [Initial, Login, PinDocs, UserPicture, DisplayEmail, DisplayE
                     CustomerIndex, ExtraIndexes, OrgHost, DocRemovedAt, Prefs,
                     ExternalBilling, DocOptions, Secret, UserOptions, GracePeriodStart,
                     DocumentUsage, Activations, UserConnectId, UserUUID, UserUniqueRefUUID,
-                    Forks, ForkIndexes, ActivationPrefs, AssistantLimit];
+                    Forks, ForkIndexes, ActivationPrefs, AssistantLimit, Shares];
 
 // Assert that the "members" acl rule and group exist (or not).
 function assertMembersGroup(org: Organization, exists: boolean) {