Bump package version (#117)

### Public-Facing Changes
None

### Description
Bump package version for new release
<!-- describe what has changed, and motivation behind those changes -->

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package.json

@@ -1,6 +1,6 @@
 {
  "name": "create-foxglove-extension",
- "version": "0.8.5",
+ "version": "0.8.6",
  "publisher": "foxglove",
  "description": "Create and package Foxglove Studio extensions",
  "license": "MIT",