build(types): disable preserveSymlinks in tsconfig

PNPM uses symlinks by default for `node_modules`
(see the [`node-linker`][1] options), which doesn't work with
[TypeScript's `preserveSymlinks: true`][2] setting.

This meant that the `d3-transition` types were not applying properly in
our code.

[1]: https://pnpm.io/npmrc#node-linker
[2]: https://www.typescriptlang.org/tsconfig/#preserveSymlinks

packages/parser/tsconfig.json

@@ -4,7 +4,6 @@
     "rootDir": ".",
     "outDir": "./dist",
     "allowJs": false,
-    "preserveSymlinks": false,
     "strictPropertyInitialization": false
   },
   "include": ["./src/**/*.ts", "./tests/**/*.ts"],