devops: get passphrase from secrets (#143)

Author: yury-s

.github/workflows/publish.yml

@@ -18,7 +18,7 @@ jobs:
           server-username: MAVEN_USERNAME # env variable for username in deploy
           server-password: MAVEN_PASSWORD # env variable for token in deploy
           gpg-private-key: ${{ secrets.MAVEN_GPG_PRIVATE_KEY }} # Value of the GPG private key to import
-          gpg-passphrase: MAVEN_GPG_PASSPHRASE # env variable for GPG private key passphrase
+          gpg-passphrase: ${{ secrets.MAVEN_GPG_PASSPHRASE }}
       - name: Download drivers
         shell: bash
         run: scripts/download_driver_for_all_platforms.sh