fix(@html-validate/eslint-config): add missing file

mentioned in commit 42687319

mentioned in merge request semantic-release-config!16 (merged)

mentioned in merge request html-validate-jest-snapshot!34 (merged)

mentioned in merge request vue-cli-plugin-html-validate!25 (merged)

mentioned in merge request example-plugin!21 (merged)

mentioned in merge request grunt-html-validate!26 (merged)

mentioned in merge request html-validate-vue!70 (merged)

mentioned in merge request html-validate-angular!53 (merged)

mentioned in merge request protractor-html-validate!37 (merged)

mentioned in merge request vscode-html-validate!79 (merged)

mentioned in merge request html-validate!460 (merged)

mentioned in merge request try-online!28 (merged)

mentioned in merge request html-validate-vue-webpack-plugin!23 (merged)

mentioned in merge request cypress-html-validate!35 (merged)

mentioned in merge request dgeni-front-matter!25 (merged)