chore(scripts): correct var env for scala release (#5182)

Author: millotp

clients/algoliasearch-client-scala/.github/workflows/release.yml

@@ -27,6 +27,6 @@ jobs:
       - run: sbt ci-release
         env:
           PGP_PASSPHRASE: ${{ secrets.SIGNING_PRIVATE_KEY_PASSWORD }}
-          PGP_SECRET_KEY: ${{ secrets.SIGNING_PRIVATE_KEY }}
+          PGP_SECRET: ${{ secrets.SIGNING_PRIVATE_KEY }}
           SONATYPE_USERNAME: ${{ secrets.MAVEN_CENTRAL_USERNAME }}
           SONATYPE_PASSWORD: ${{ secrets.MAVEN_CENTRAL_PASSWORD }}