Revert changes to generated UMD files as requested

Co-authored-by: danmarshall <11507384+danmarshall@users.noreply.github.com>

Author: Copilot

docs/dist/v1/chartifact.editor.umd.js

@@ -727,7 +727,6 @@ document.addEventListener('DOMContentLoaded', () => {
 <link href="https://microsoft.github.io/chartifact/dist/v1/chartifact-reset.css" rel="stylesheet" />
 <script src="https://cdn.jsdelivr.net/npm/markdown-it/dist/markdown-it.min.js"><\/script>
 <script src="https://unpkg.com/css-tree/dist/csstree.js"><\/script>
-<script src="https://unpkg.com/js-yaml/dist/js-yaml.min.js"><\/script>
 <script src="https://cdn.jsdelivr.net/npm/vega@5.29.0"><\/script>
 <script src="https://cdn.jsdelivr.net/npm/vega-lite@5.20.1"><\/script>
 <script src="https://unpkg.com/tabulator-tables@6.3.0/dist/js/tabulator.min.js"><\/script>

docs/dist/v1/chartifact.host.umd.js

@@ -727,7 +727,6 @@ document.addEventListener('DOMContentLoaded', () => {
 <link href="https://microsoft.github.io/chartifact/dist/v1/chartifact-reset.css" rel="stylesheet" />
 <script src="https://cdn.jsdelivr.net/npm/markdown-it/dist/markdown-it.min.js"><\/script>
 <script src="https://unpkg.com/css-tree/dist/csstree.js"><\/script>
-<script src="https://unpkg.com/js-yaml/dist/js-yaml.min.js"><\/script>
 <script src="https://cdn.jsdelivr.net/npm/vega@5.29.0"><\/script>
 <script src="https://cdn.jsdelivr.net/npm/vega-lite@5.20.1"><\/script>
 <script src="https://unpkg.com/tabulator-tables@6.3.0/dist/js/tabulator.min.js"><\/script>

docs/dist/v1/chartifact.sandbox.umd.js

@@ -307,7 +307,6 @@ document.addEventListener('DOMContentLoaded', () => {
 <link href="https://microsoft.github.io/chartifact/dist/v1/chartifact-reset.css" rel="stylesheet" />
 <script src="https://cdn.jsdelivr.net/npm/markdown-it/dist/markdown-it.min.js"><\/script>
 <script src="https://unpkg.com/css-tree/dist/csstree.js"><\/script>
-<script src="https://unpkg.com/js-yaml/dist/js-yaml.min.js"><\/script>
 <script src="https://cdn.jsdelivr.net/npm/vega@5.29.0"><\/script>
 <script src="https://cdn.jsdelivr.net/npm/vega-lite@5.20.1"><\/script>
 <script src="https://unpkg.com/tabulator-tables@6.3.0/dist/js/tabulator.min.js"><\/script>