release workflow: try to explicitly set GPG keyname so that maven central sees it as published

Author: fprochazka

.github/workflows/jreleaser-release.yml

@@ -37,6 +37,7 @@ jobs:
           JRELEASER_GITHUB_TOKEN: ${{ secrets.JRELEASER_GITHUB_TOKEN }}
           JRELEASER_MAVENCENTRAL_USERNAME: ${{ secrets.JRELEASER_MAVENCENTRAL_USERNAME }}
           JRELEASER_MAVENCENTRAL_TOKEN: ${{ secrets.JRELEASER_MAVENCENTRAL_TOKEN }}
+          JRELEASER_GPG_KEYNAME: ${{ secrets.JRELEASER_GPG_KEYNAME }}
           JRELEASER_GPG_PASSPHRASE: ${{ secrets.JRELEASER_GPG_PASSPHRASE }}
           JRELEASER_GPG_PUBLIC_KEY: ${{ secrets.JRELEASER_GPG_PUBLIC_KEY }}
           JRELEASER_GPG_SECRET_KEY: ${{ secrets.JRELEASER_GPG_SECRET_KEY }}