Bump bootstrap from 3.2.0 to 3.4.1 in /TodoListServiceMT
Bump bootstrap from 3.2.0 to 3.4.1 in /TodoListServiceMT

Bumps bootstrap from 3.2.0 to 3.4.1.

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
Azure-Samples/active-directory-dotnet-webapi-multitenant-windows-store,Azure-Samples/active-directory-dotnet-webapi-multitenant-windows-store,Azure-Samples/active-directory-dotnet-webapi-multitenant-windows-store