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>

Gulpfile.js

@@ -140,17 +140,9 @@ function buildRollup(packages) {
               rollupNodeResolve({
                 browser: nodeResolveBrowser,
                 preferBuiltins: true,
-                //todo: When Yarn workspaces is enabled, remove `dedupe` option
+                //todo: remove when semver and source-map are bumped to latest versions
                 dedupe(importee) {
-                  return (
-                    importee.startsWith("lodash/") ||
-                    [
-                      "babel-plugin-dynamic-import-node/utils",
-                      "esutils",
-                      "semver",
-                      "source-map",
-                    ].includes(importee)
-                  );
+                  return ["semver", "source-map"].includes(importee);
                 },
               }),
               rollupCommonJs({