Pre create logs directory for atop

The race may happen and atop can't start due to missing
logs directory. This patch pre-creates directory before
starting atop process.

Closes-Bug: #2100871

Change-Id: I89e3100dc86d60266913b5c5776db65e8882847c

Author: jumpojoy

lib/atop

@@ -19,7 +19,8 @@ _XTRACE_ATOP=$(set +o | grep xtrace)
 set +o xtrace
 
 function configure_atop {
-        cat <<EOF | sudo tee /etc/default/atop >/dev/null
+    mkdir -p $LOGDIR/atop
+    cat <<EOF | sudo tee /etc/default/atop >/dev/null
 # /etc/default/atop
 # see man atoprc for more possibilities to configure atop execution