Revert "Ignore sizzle.js in ESLint"
Revert "Ignore sizzle.js in ESLint"

This reverts commit bea44c256d15d7c02fd8967f0a18f99fa18bf960.

martinpitt/cockpit,mvollmer/cockpit,mvollmer/cockpit,martinpitt/cockpit,cockpit-project/cockpit,cockpit-project/cockpit,cockpit-project/cockpit,mvollmer/cockpit,mvollmer/cockpit,cockpit-project/cockpit,martinpitt/cockpit,cockpit-project/cockpit,mvollmer/cockpit,martinpitt/cockpit,martinpitt/cockpit