[CI:DOCS] Installer: use latest wix in windows installer

Replace choco with dotnet for wix installation as choco doesn't have
anything newer than v3.14.

Ref: https://community.chocolatey.org/packages/wixtoolset

Resolves: RUN-2055

Signed-off-by: Lokesh Mandvekar <lsm5@redhat.com>

.github/workflows/upload-win-installer.yml

@@ -41,7 +41,7 @@ jobs:
       run: |
         Write-Output "::notice::This workflow execution will be a dry-run: ${{ steps.actual_dryrun.outputs.dryrun }}"
     - name: Install Wix
-      run: choco install wixtoolset --version=3.14.0
+      run: dotnet tool install --global wix
     - name: Determine version
       id: getversion
       run: |