Require java-11-openjdk-devel to get jstack.
@@ -217,7 +217,7 @@ Vespa - The open big data serving engine
Summary: Vespa - The open big data serving engine - base
-Requires: java-11-openjdk
+Requires: java-11-openjdk-devel
Requires: perl
Requires: perl-Getopt-Long
Requires(pre): shadow-utils
