[EC-247] Add columns to provider portal clients table (#2136)

* Added migration script to alter ProviderOrganizationOrganizationDetailsView to add new columns UserCount, Seats and Plan

* Modified EF query ProviderOrganizationOrganizationDetailsReadByProviderIdQuery

* Modified model to output new view columns

* Updated view to count only active users

* Filtering the organization user count by only confirmed users

util/Migrator/DbScripts/2022-07-20_00_ProviderOrganizationListDetails.sql

@@ -0,0 +1,20 @@
+-- Add columns 'UserCount', 'Seats' and 'Plan'
+CREATE OR ALTER VIEW [dbo].[ProviderOrganizationOrganizationDetailsView]
+AS
+SELECT
+    PO.[Id],
+    PO.[ProviderId],
+    PO.[OrganizationId],
+    O.[Name] OrganizationName,
+    PO.[Key],
+    PO.[Settings],
+    PO.[CreationDate],
+    PO.[RevisionDate],
+    (SELECT COUNT(1) FROM [dbo].[OrganizationUser] OU WHERE OU.OrganizationId = PO.OrganizationId AND OU.Status = 2) UserCount,
+    O.[Seats],
+    O.[Plan]
+FROM
+    [dbo].[ProviderOrganization] PO
+LEFT JOIN
+    [dbo].[Organization] O ON O.[Id] = PO.[OrganizationId]
+GO