[PM-1198] Modify AuthRequest Purge Job (#3048)

* Add PasswordlessAuth Settings

* Update Repository Method to Take TimeSpan

* Update AuthRequest_DeleteIfExpired

- Take Configurable Expiration
- Add Special Cases for AdminApproval AuthRequests

* Add AuthRequestRepositoryTests

* Run Formatting

* Remove Comment

* Fix Bug in EF Repo

* Add Test Covering Expired Rejected AuthRequest

* Use Longer Param Names

* Use Longer Names in Test Helpers

util/Migrator/DbScripts/2023-06-27_00_AuthRequestExpirationUpdates.sql

@@ -0,0 +1,25 @@
+IF OBJECT_ID('[dbo].[AuthRequest_DeleteIfExpired]') IS NOT NULL
+    BEGIN
+        DROP PROCEDURE [dbo].[AuthRequest_DeleteIfExpired]
+    END
+GO
+
+-- UserExpirationSeconds to 15 minutes (15 * 60)
+-- AdminExpirationSeconds to 7 days (7 * 24 * 60 * 60)
+-- AdminApprovalExpirationSeconds to 12 hour (12 * 60 * 60)
+
+CREATE PROCEDURE [dbo].[AuthRequest_DeleteIfExpired]
+    @UserExpirationSeconds INT = 900,
+    @AdminExpirationSeconds INT = 604800,
+    @AdminApprovalExpirationSeconds INT = 43200
+AS
+BEGIN
+    SET NOCOUNT OFF
+    DELETE FROM [dbo].[AuthRequest]
+        -- User requests expire after 15 minutes (by default) of their creation
+    WHERE ([Type] != 2 AND DATEADD(second, @UserExpirationSeconds, [CreationDate]) < GETUTCDATE())
+        -- Admin requests expire after 7 days (by default) of their creation if they have not been approved
+        OR ([Type] = 2 AND ([Approved] IS NULL OR [Approved] = 0) AND DATEADD(second, @AdminExpirationSeconds,[CreationDate]) < GETUTCDATE())
+        -- Admin requests expire after 12 hours (by default) of their approval
+        OR ([Type] = 2 AND [Approved] = 1 AND DATEADD(second, @AdminApprovalExpirationSeconds, [ResponseDate]) < GETUTCDATE());
+END