fix: maven central snapshotUrl and not url

Author: gerardnico

jreleaser.yml

@@ -382,7 +382,7 @@ deploy:
     nexus2:
       snapshot-deploy:
         active: SNAPSHOT
-        url: https://central.sonatype.com/repository/maven-snapshots/
+        snapshotUrl: https://central.sonatype.com/repository/maven-snapshots/
         applyMavenCentralRules: true
         closeRepository: true
         releaseRepository: true