scripts/benchmark-rule.js: Switch to Bootstrap 4.4.1 (#4571)
scripts/benchmark-rule.js: Switch to Bootstrap 4.4.1 (#4571)

* scripts/benchmark-rule.js: Switch to Bootstrap 3.4.1

* Update to v4.4.1

stylelint/stylelint,stylelint/stylelint,stylelint/stylelint,stylelint/stylelint