jsDelivr instead of Skypack

Author: mbostock

CHANGELOG.md

@@ -2,7 +2,7 @@
 
 ## 0.6.1
 
-*Not yet released. These are forthcoming changes in the main branch.*
+[Released December 12, 2022.](https://github.com/observablehq/plot/releases/tag/v0.6.1)
 
 The new [geo mark](./README.md#geo) renders GeoJSON geometries such as polygons, lines, and points. Together with Plot’s new [projection system](https://observablehq.com/@observablehq/plot-projections), Plot can now produce [thematic maps](https://observablehq.com/@observablehq/plot-mapping). For example, the choropleth map below shows unemployment rates by U.S. county.
 

README.md

@@ -35,12 +35,12 @@ Plot can then be imported as a namespace:
 import * as Plot from "@observablehq/plot";
 ```
 
-In vanilla HTML, Plot can be imported as an ES module, say from Skypack:
+In vanilla HTML, Plot can be imported as an ES module, say from jsDelivr:
 
 ```html
 <script type="module">
 
-import * as Plot from "https://cdn.skypack.dev/@observablehq/[email protected]";
+import * as Plot from "https://cdn.jsdelivr.net/npm/@observablehq/[email protected]/+esm";
 
 document.body.append(Plot.plot(options));