Fix gitlab-ci icon association (#434)
Fix gitlab-ci icon association (#434)

GitLab CI filenames begin with a `.` Similar to the name `.travis.yml`, it is `.gitlab-ci.yml`.
JimiC/vscode-icons,JimiC/vscode-icons,vscode-icons/vscode-icons,jens1o/vscode-icons,robertohuertasm/vscode-icons,vscode-icons/vscode-icons