fix: change guard to block when group itself is missing, add nullish fallback on failuredata rollback updatedomainsecuritygroup

Author: jakubstec

src/libs/actions/Domain.ts

@@ -1878,7 +1878,7 @@ function updateDomainSecurityGroup(
             key: `${ONYXKEYS.COLLECTION.DOMAIN}${domainAccountID}`,
             value: {
                 [SECURITY_GROUP_KEY]: {
-                    [settingsName]: currentSecurityGroup[settingsName],
+                    [settingsName]: currentSecurityGroup[settingsName] ?? null,
                 },
             } as PrefixedRecord<typeof CONST.DOMAIN.DOMAIN_SECURITY_GROUP_PREFIX, Partial<DomainSecurityGroup>>,
         },

src/pages/domain/Groups/RestrictExpenseWorkspaceCreationToggle.tsx

@@ -39,7 +39,7 @@ function RestrictExpenseWorkspaceCreationToggle({domainAccountID, groupID}: Rest
                 shouldPlaceSubtitleBelowSwitch
                 isActive={isEnabled}
                 onToggle={(enabled) => {
-                    if (!group?.name) {
+                    if (!group) {
                         return;
                     }
                     updateDomainSecurityGroup(domainAccountID, groupID, group, {enableRestrictedPolicyCreation: enabled}, 'enableRestrictedPolicyCreation');