update namelist

namelists/event-generator/icon_atmosphere.namelist

@@ -27,6 +27,7 @@
     p_levels         =    100000,85000,75000,65000,60000, 55000,50000,47500,45000,42500,40000,37500, 35000,32500,30000,28000,26500, 25000,23500,22000, 21000,20000,19000,18000, 17000,16000, 15000,14000,13000,12000, 11000,10000,8500,7000,5500,4000,3000, 2500,2000,1500,1000, 700,500,300,200,150,100,70,50,30,20,10
 /
 
+
 &run_nml
     ltestcase=.false.,
     num_lev=90