Fix environment variable JAVA_HOME (#13054)

Author: koppor

.github/workflows/deployment.yml

@@ -129,7 +129,7 @@ jobs:
           # Use Java's packaging tool to create "JabRef.app"
           jpackage \
           --module org.jabref/org.jabref.Launcher \
-          --module-path ${{env.JAVA_HOME}}/jmods/:build/jlinkbase/jlinkjars \
+          --module-path $JAVA_HOME/jmods/:build/jlinkbase/jlinkjars \
           --add-modules org.jabref,org.jabref.merged.module  \
           --add-modules jdk.incubator.vector \
           --dest build/distribution \