Use Yarn 2 (#11962)

* chore: use yarn 2

* chore: remove redundant yarn locks

* chore: remove publishEslintPkg

* chore: remove redundant make bootstrap

* Update .yarnrc.yml

Co-authored-by: Kristoffer K. <merceyz@users.noreply.github.com>

* chore: use workspace protocol for eslint packages in the root

Co-Authored-By: merceyz <merceyz@users.noreply.github.com>

* chore: pin caniuse-lite versions

Testcases in packages/babel-preset-env/test/fixtures/debug/browserslists-defaults-not-ie
depends on specific caniuse-lite versions. We pinned the version here
so we don't have to deal with fixture different in e2e-tests
where all deps will be updated and tested.

* chore: resolve yarn install warnings

* chore: update yarn cache path on circle/travis

* chore: add yarn deduplicate plugin

* chore: deduplicate lock files

* chore: move devDependencies to leaf packages

* chore: remove @yarnpkg/plugin-constraints

* chore: remove unused dedupe options

* test: fix unwanted self reference

* chore: remove output-file-sync dependency

* chore: update browserify to 16.5.2

Co-authored-by: Kristoffer K. <merceyz@users.noreply.github.com>

packages/babel-parser/package.json

@@ -32,12 +32,10 @@
     "node": ">=6.0.0"
   },
   "devDependencies": {
-    "@babel/code-frame": "^7.10.4",
-    "@babel/helper-fixtures": "^7.10.5",
-    "@babel/helper-validator-identifier": "^7.10.4",
+    "@babel/code-frame": "workspace:^7.10.4",
+    "@babel/helper-fixtures": "workspace:^7.10.5",
+    "@babel/helper-validator-identifier": "workspace:^7.10.4",
     "charcodes": "^0.2.0"
   },
-  "bin": {
-    "parser": "./bin/babel-parser.js"
-  }
+  "bin": "./bin/babel-parser.js"
 }