osslsigncode verification WIP

Author: michaelklishin

.github/workflows/reusable-release-workflow.yml

@@ -413,7 +413,7 @@ jobs:
             -in "PACKAGES/rabbitmq-server-${{ env.FULL_VERSION }}.exe.unsigned" \
             -out "PACKAGES/rabbitmq-server-${{ env.FULL_VERSION }}.exe"
 
-          osslsigncode verify "PACKAGES/rabbitmq-server-${{ env.FULL_VERSION }}.exe"
+          osslsigncode verify "PACKAGES/rabbitmq-server-${{ env.FULL_VERSION }}.exe" -CAfile ${{ env.CODE_SIGNING_CERT }}
 
           rm "PACKAGES/rabbitmq-server-${{ env.FULL_VERSION }}.exe.unsigned"
       - name: Build Windows binary package and NSIS-based installer without signing