fix: remove usused eslint exception directive

Author: raymondfeng

packages/cli/test/snapshot-matcher.js

@@ -27,7 +27,6 @@ const states = new Map();
 const mochaHooks = {
   // Register root hooks for mocha
   beforeEach: function injectCurrentTest() {
-    // eslint-disable-next-line no-invalid-this
     const currentTest = this.currentTest;
     debug(
       '[%d] Injecting current test %s',