add api support for updating org identifier (#861)

* add api support for updating org identifier

* add identifier to response as well

* implement in EF repo

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

@@ -0,0 +1,13 @@
+CREATE PROCEDURE [dbo].[Organization_ReadByIdentifier]
+    @Identifier UNIQUEIDENTIFIER
+AS
+BEGIN
+    SET NOCOUNT ON
+
+    SELECT
+        *
+    FROM
+        [dbo].[OrganizationView]
+    WHERE
+        [Identifier] = @Identifier
+END