Add documentation artifact properties for release

Closes gh-1661

Author: mhalbritter

.github/workflows/release.yml

@@ -41,6 +41,8 @@ jobs:
           signing-passphrase: ${{ secrets.GPG_PASSPHRASE }}
           uri: 'https://repo.spring.io'
           username: ${{ secrets.ARTIFACTORY_USERNAME }}
+          artifact-properties: |
+            /**/initializr-docs-*.zip::zip.type=docs,zip.deployed=false
     outputs:
       version: ${{ steps.read-version.outputs.version }}
   sync-to-maven-central: