Removed redundant check in draw code.

We're now clearing empty areas with spaces, so there is no point to check
if character contains non-empty string.

Signed-off-by: Christoph Lohmann <20h@r-36.net>
This commit is contained in:
Internal Server Error - Gitea: Git with a cup of tea and freedom
500 Internal Server Error

Gitea Version: 1.28.0+dev-505-g31b4d79a84