Add support for Emergency Access (#1000)

* Add support for Emergency Access

* Add migration script

* Review comments

* Ensure grantor has premium when inviting new grantees.

* Resolve review comments

* Remove two factor references

src/Sql/dbo/Stored Procedures/EmergencyAccess_ReadToNotify.sql

@@ -0,0 +1,22 @@
+CREATE PROCEDURE [dbo].[EmergencyAccess_ReadToNotify]
+AS
+BEGIN
+    SET NOCOUNT ON
+
+    SELECT
+        EA.*,
+        Grantee.Name as GranteeName,
+        Grantor.Email as GrantorEmail
+    FROM
+        [dbo].[EmergencyAccess] EA
+    LEFT JOIN
+        [dbo].[User] Grantor ON Grantor.[Id] = EA.[GrantorId]
+    LEFT JOIN
+        [dbo].[User] Grantee On Grantee.[Id] = EA.[GranteeId]
+    WHERE
+        EA.[Status] = 3
+    AND
+        DATEADD(DAY, EA.[WaitTimeDays] - 1, EA.[RecoveryInitiatedDate]) <= GETUTCDATE()
+    AND
+        DATEADD(DAY, 1, EA.[LastNotificationDate]) <= GETUTCDATE()
+END