Enable QueryStore tab to the database properties (#2200)

* initial commit

* adding prototypefile and server conditions

* Saving query store options completed, todo:tests

* adding LOC stings  according to the LOC version of the ms doc

* removing common constants

* merge conflict fix

* fixing null reference exception

* Adjusting the null reference exception property value in prototype.cs

* removing unused directive

* test fix that checks wrong value

* Purge query store data changes

* adding comment and uncommented the line

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/ObjectManagement/DatabaseHandlerTests.cs

@@ -311,6 +311,7 @@ namespace Microsoft.SqlTools.ServiceLayer.IntegrationTests.ObjectManagement
                     Assert.That(((DatabaseInfo)databaseViewInfo.ObjectInfo).Files[0].Type, Is.EqualTo("ROWS Data"), $"Database files first file should be Row type database files");
                     Assert.That(((DatabaseInfo)databaseViewInfo.ObjectInfo).Files[1].Type, Is.EqualTo("LOG"), $"Database files first file should be Log type database files");
                     Assert.That(((DatabaseInfo)databaseViewInfo.ObjectInfo).Filegroups?.Length, Is.GreaterThan(0), $"Database file groups should exists");
+                    Assert.That(((DatabaseInfo)databaseViewInfo.ObjectInfo).QueryStoreOptions, Is.Not.Null, $"Database Query store options are not null");
 
                     // cleanup
                     await ObjectManagementTestUtils.DropObject(connectionResult.ConnectionInfo.OwnerUri, objUrn, throwIfNotExist: true);

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/ObjectManagement/ObjectManagementTestUtils.cs

@@ -83,7 +83,8 @@ namespace Microsoft.SqlTools.ServiceLayer.IntegrationTests.ObjectManagement
                 AutoShrink = false,
                 AutoUpdateStatistics = true,
                 AutoUpdateStatisticsAsynchronously = false,
-                DatabaseScopedConfigurations = null
+                DatabaseScopedConfigurations = null,
+                QueryStoreOptions = null
             };
         }