Fix logic to ensure no CHANGELOG files exist
# SOFTWARE.
set -e
-if [ $(ls -1 changes/*.*.md 2>/dev/null | wc -l) = 0]; then
+if [ $(ls -1 changes/*.*.md 2>/dev/null | wc -l) != 0 ]; then
echo "Cannot create release if CHANGELOG fragment files exist under 'changes/'!"
exit 1
fi
