breaking: use rollup-plugin-typescript (#556)

* breaking: use rollup-plugin-typescript

* BREAKING CHANGE: migrate to use rollup/plugin-typescript

* chore: remove unused dependencies

* chore: upgrade to latest version of next

* chore: drop node 16 test

---------

Co-authored-by: Chelsea Pinka <4137008+chelseapinka@users.noreply.github.com>

Author: jeswr

.github/workflows/ci.yml

@@ -19,9 +19,7 @@ jobs:
       matrix:
         environment-name: ["ESS PodSpaces"]
         os: [ubuntu-latest]
-        # Workspaces support was added from npm 7, so Node 14 isn't supported to
-        # build this library.
-        node-version: ["16", "18", "20"]
+        node-version: ["18", "20"]
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4