Chore: Revert externalization of the tslib so it gets bundled with plugins. (#43556)

* Revert externalization of the tslib so it gets bundled with the plugins.

* Adding pnp-webpack-plugin to properly resolve dependencies in nested plugins.

* added dependency on lodash.

plugins-bundled/internal/input-datasource/package.json

@@ -16,7 +16,10 @@
   "author": "Grafana Labs",
   "devDependencies": {
     "@types/jest": "26.0.15",
+    "@types/lodash": "4.14.149",
     "@types/react": "17.0.30",
+    "lodash": "4.17.21",
+    "pnp-webpack-plugin": "^1.7.0",
     "ts-loader": "8.0.11",
     "webpack": "5.58.1"
   },

plugins-bundled/internal/input-datasource/webpack.config.js

@@ -0,0 +1,15 @@
+const { merge } = require('lodash');
+const PnpWebpackPlugin = require('pnp-webpack-plugin');
+
+module.exports = {
+  getWebpackConfig: (baseConfig) => {
+    return merge(baseConfig, {
+      resolve: {
+        plugins: [PnpWebpackPlugin],
+      },
+      resolveLoader: {
+        plugins: [PnpWebpackPlugin.moduleLoader(module)],
+      },
+    });
+  },
+};