Fix use of echo in level b1 bash script

scripts/run_tower_level_b1.sh

@@ -45,7 +45,7 @@ fi
         oops "NetCDF generation failed for $DATE"
     fi
 
-    echo "Moving NetCDF file from temp directory to cache" >> $logfile
+    log_info "Moving NetCDF file from temp directory to cache"
     $ENV/bin/python -m metobscommon.archive.incoming -vv -l $logfile --dates=${DATE} b1 aoss.tower "$tmp_out"
 
     ### Quicklook Generation ###
@@ -56,7 +56,7 @@ fi
         oops "Quicklook generation failed for $DATE"
     fi
 
-    echo "Moving Level B1 quicklooks from temp directory to cache" >> $logfile
+    log_info "Moving Level B1 quicklooks from temp directory to cache"
     $ENV/bin/python -m metobscommon.archive.incoming -vv -l $logfile --dates=${DATE} b1 aoss.tower "$tmp_dir/aoss_tower.*.png"
 
     log_info "Done"