Fix edit button in docs (#1356)

## Checklist

- [ ] I have added
[tests](https://www.cursorless.org/docs/contributing/test-case-recorder/)
- [ ] I have updated the
[docs](https://github.com/cursorless-dev/cursorless/tree/main/docs) and
[cheatsheet](https://github.com/cursorless-dev/cursorless/tree/main/cursorless-talon/src/cheatsheet)
- [ ] I have not broken the cheatsheet

Author: pokey

packages/cursorless-org-docs/docusaurus.config.js

@@ -93,8 +93,9 @@ const config = {
           // Followed https://ricard.dev/how-to-set-docs-as-homepage-for-docusaurus/
           // to serve a markdown document on homepage
           routeBasePath: "/",
+          // Note that we add dummy/dummy so that the `../..` above has something to strip
           editUrl:
-            "https://github.com/cursorless-dev/cursorless/edit/main/docs/",
+            "https://github.com/cursorless-dev/cursorless/edit/main/dummy/dummy",
           sidebarPath: require.resolve("./sidebar.js"),
           beforeDefaultRemarkPlugins: [
             remarkPluginFixLinksToRepositoryArtifacts,