release: rebuild the version file after bumping version during release

otherwise we package up a version file that is stale since it was built
during yarn install and never rebuilt after release-it changed
package.json::version

Author: mikehardy

.release-it.json

@@ -9,6 +9,9 @@
   "npm": {
     "skipChecks": true
   },
+  "hooks": {
+    "after:bump": "yarn build"
+  },
   "plugins": {
     "@release-it/conventional-changelog": {
       "preset": {