Fix these warnings:

    actionpack/test/controller/http_token_authentication_test.rb:92:65: C:
    [Correctable] Layout/SpaceAroundOperators: Surrounding space missing for operator *.
        @request.env["HTTP_AUTHORIZATION"] = "Token ." + " " * (1024*80-8) + "."
                                                                    ^
    actionpack/test/controller/http_token_authentication_test.rb:92:68: C:
    [Correctable] Layout/SpaceAroundOperators: Surrounding space missing for operator -.
        @request.env["HTTP_AUTHORIZATION"] = "Token ." + " " * (1024*80-8) + "."