Fixing example 25.1.3

[charlescordialDevExpress]

Fix build and lint issues

[DevExpressExampleBot]

Please correct the project and update this pull request by pushing a new commit.

[BUILDING ERROR]
	OUTPUT: C:\Temp\851a6e31-d7fb-44ea-9671-cf0259bbb97b\tempTestingCS\ASP.NET Core\ASP.NET Core.csproj(13,5): error MSB3073: The command "npm install" exited with code 1.

https://codecentralfarm.devexpress.devx/job/devextreme-datagrid-update-multiple-cells_25.1.3+/15/console

[charlescordialDevExpress]

Fixed all lint issues