Set LR-scheduler to None for Adam.

Scripts/grid_search.sh

@@ -70,6 +70,9 @@ for predictand in ${PREDICTAND[@]}; do
                     done
                 done
             else
+                # do not use a LR-scheduler with Adam
+                sed -i "s/LR_SCHEDULER\s*=.*/LR_SCHEDULER=None/" ./climax/main/config.py
+
                 # iterate over weight decay values
                 for lambda in ${LAMBDA[@]}; do
                     # change weight regularization in configuration