fix: openapi artifact path (#220)

tested here:
https://github.com/splunk/splunk-add-on-for-crowdstrike-fdr/actions/runs/7610192878?pr=822

Author: mbruzda-splunk

.github/workflows/reusable-build-test-release.yml

@@ -623,7 +623,7 @@ jobs:
         uses: actions/upload-artifact@v3
         with:
           name: artifact-openapi
-          path: ${{ github.workspace }}/${{ steps.uccgen.outputs.OUTPUT }}/static/openapi.json
+          path: ${{ github.workspace }}/${{ steps.uccgen.outputs.OUTPUT }}/appserver/static/openapi.json
         if: ${{ !cancelled() && needs.test-inventory.outputs.ucc_modinput_functional == 'true' && needs.test-inventory.outputs.modinput_functional == 'true' }}
       - name: artifact-splunk-base
         uses: actions/upload-artifact@v3