Add Microsoft Teams integration (#6410)

* Add Microsoft Teams integration

* Fix method naming error

* Expand and clean up unit test coverage

* Update with PR feedback

* Add documentation, add In Progress logic/tests for Teams

* Fixed lowercase Slack

* Added docs; Updated PR suggestions;

* Fix broken tests

src/Infrastructure.Dapper/AdminConsole/Repositories/OrganizationIntegrationRepository.cs

@@ -29,4 +29,17 @@ public class OrganizationIntegrationRepository : Repository<OrganizationIntegrat
             return results.ToList();
         }
     }
+
+    public async Task<OrganizationIntegration?> GetByTeamsConfigurationTenantIdTeamId(string tenantId, string teamId)
+    {
+        using (var connection = new SqlConnection(ConnectionString))
+        {
+            var result = await connection.QuerySingleOrDefaultAsync<OrganizationIntegration>(
+                "[dbo].[OrganizationIntegration_ReadByTeamsConfigurationTenantIdTeamId]",
+                new { TenantId = tenantId, TeamId = teamId },
+                commandType: CommandType.StoredProcedure);
+
+            return result;
+        }
+    }
 }