Migrate to yarn v4

Use yarn PnP which forces us to install some more explicit dependencies.

Change-Id: Ib35c5c71a37081c98778937bde5a23bf997dd54c

.yarn/sdks/eslint/bin/eslint.js

@@ -0,0 +1,20 @@
+#!/usr/bin/env node
+
+const {existsSync} = require(`fs`);
+const {createRequire} = require(`module`);
+const {resolve} = require(`path`);
+
+const relPnpApiPath = "../../../../.pnp.cjs";
+
+const absPnpApiPath = resolve(__dirname, relPnpApiPath);
+const absRequire = createRequire(absPnpApiPath);
+
+if (existsSync(absPnpApiPath)) {
+  if (!process.versions.pnp) {
+    // Setup the environment to be able to require eslint/bin/eslint.js
+    require(absPnpApiPath).setup();
+  }
+}
+
+// Defer to the real eslint/bin/eslint.js your application uses
+module.exports = absRequire(`eslint/bin/eslint.js`);

.yarn/sdks/eslint/lib/api.js

@@ -0,0 +1,20 @@
+#!/usr/bin/env node
+
+const {existsSync} = require(`fs`);
+const {createRequire} = require(`module`);
+const {resolve} = require(`path`);
+
+const relPnpApiPath = "../../../../.pnp.cjs";
+
+const absPnpApiPath = resolve(__dirname, relPnpApiPath);
+const absRequire = createRequire(absPnpApiPath);
+
+if (existsSync(absPnpApiPath)) {
+  if (!process.versions.pnp) {
+    // Setup the environment to be able to require eslint
+    require(absPnpApiPath).setup();
+  }
+}
+
+// Defer to the real eslint your application uses
+module.exports = absRequire(`eslint`);

.yarn/sdks/eslint/lib/unsupported-api.js

@@ -0,0 +1,20 @@
+#!/usr/bin/env node
+
+const {existsSync} = require(`fs`);
+const {createRequire} = require(`module`);
+const {resolve} = require(`path`);
+
+const relPnpApiPath = "../../../../.pnp.cjs";
+
+const absPnpApiPath = resolve(__dirname, relPnpApiPath);
+const absRequire = createRequire(absPnpApiPath);
+
+if (existsSync(absPnpApiPath)) {
+  if (!process.versions.pnp) {
+    // Setup the environment to be able to require eslint/use-at-your-own-risk
+    require(absPnpApiPath).setup();
+  }
+}
+
+// Defer to the real eslint/use-at-your-own-risk your application uses
+module.exports = absRequire(`eslint/use-at-your-own-risk`);

.yarn/sdks/eslint/package.json

@@ -0,0 +1,14 @@
+{
+  "name": "eslint",
+  "version": "8.57.0-sdk",
+  "main": "./lib/api.js",
+  "type": "commonjs",
+  "bin": {
+    "eslint": "./bin/eslint.js"
+  },
+  "exports": {
+    "./package.json": "./package.json",
+    ".": "./lib/api.js",
+    "./use-at-your-own-risk": "./lib/unsupported-api.js"
+  }
+}