docs: Add space before link I always thought that adding a break line, it would automatically add a space. But from the current documentation page https://bolt80.com/piecrust/en/latest/getting-started/, looks like if the next line starts with a link, it gets truncated.

*.pyc
*.egg-info
.cache
__pycache__
venv
tags
bower_components
node_modules
build/lib
util/messages/_cache
util/messages/_counter
dist
docs/_cache
docs/_counter
foodtruck/static
piecrust.egg-info
piecrust/__version__.py
.ropeproject