update lumi configuration

Author: omlins

examples/eurohpc/lumi/mi250x/test_craype_config

@@ -1,7 +1,7 @@
 #!/bin/bash
 
 # Variable set in craype_config
-JUHPC_SETUP_INSTALLDIR=$SCRATCH/${HOSTNAME%%[0-9]*}/juhpc_setup
+JUHPC_SETUP_INSTALLDIR=$SCRATCH/uan/juhpc_setup
 
 # Load required modules (including correct CPU and GPU target modules)
 module load LUMI