MDL-88124 core: Update tsconfig moduleResolution to bundler

Switch moduleResolution from "node" to "bundler" and remove the
explicit baseUrl, as these settings are now handled by the
extended tsconfig.aliases.json configuration.

tsconfig.json

@@ -1,10 +1,9 @@
 {
   "extends": "./tsconfig.aliases.json", // Added to extend the generated aliases.
   "compilerOptions": {
-    "baseUrl": ".",
     "target": "ES2020",
     "module": "ESNext",
-    "moduleResolution": "node",
+    "moduleResolution": "bundler",
     "jsx": "react-jsx",
     "strict": true,
     "skipLibCheck": true