M289 hotfix for container escaping (#2135)

* Fix escaping of docker envs backport

* create as prerelease

* 2.289.4 release notes

Co-authored-by: Nikola Jokic <97525037+nikola-jokic@users.noreply.github.com>

.github/workflows/release.yml

@@ -157,7 +157,7 @@ jobs:
       id: sha_noruntime_noexternals
       name: Compute SHA256
       working-directory: _package_trims/trim_runtime_externals
-    
+
     - name: Create trimmedpackages.json for ${{ matrix.runtime }}
       if: matrix.runtime == 'win-x64'
       uses: actions/github-script@0.3.0
@@ -282,6 +282,7 @@ jobs:
         release_name: "v${{ steps.releaseNote.outputs.version }}"
         body: |
           ${{ steps.releaseNote.outputs.note }}
+        prerelease: true
 
     # Upload release assets (full runner packages)
     - name: Upload Release Asset (win-x64)