Issue 292 try ci release plugin (#294)

* configure sbt-ci-release plugin

* remove sonatype plugin variables

* use java 11

Author: novakov-alexey

.github/workflows/release.yml

@@ -13,7 +13,7 @@ jobs:
       - uses: actions/setup-java@v5
         with:
           distribution: temurin
-          java-version: 8
+          java-version: 11
           cache: sbt
       - uses: sbt/setup-sbt@v1
       - run: sbt ci-release