disable_verbose = true have no effect

Summary

Setting runner config disable_verbose = true of a windows runner have no effect

Steps to reproduce

Just set disable_verbose config at toml file and restart the server.

Actual behavior

At gitlab build output, run commands are being displayed.

Expected behavior

Build output without echoing commands.

Relevant logs and/or screenshots

Running with gitlab-ci-multi-runner 1.8.0~beta.3.g51eb636 (51eb636)
Using Shell executor...
Running on GIMLI...
$ LANG=pt_BR.UTF-8;chcp.com 65001;
P�gina de c�digo ativa: 65001

Fetching changes...
Removing Mapa.das.Franquias.Helpers/bin/
Removing Mapa.das.Franquias.Model/bin/
Removing Mapa.das.Franquias.Web/bin/
Removing packages/
HEAD is now at 4a0c8b6 Fix
Checking out 4a0c8b66 as dev...
Checking cache for duopo/mapa-franquias/dev...
Successfully extracted cache
$ nuget.exe restore

Environment description

Custom gitlab installation, using Windows Service, with shell bash.

Used GitLab Runner version

Running with gitlab-ci-multi-runner 1.8.0~beta.3.g51eb636 (51eb636)
Using Shell executor...