[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

README.md

@@ -232,7 +232,7 @@ You can define custom contexts like this:
         elseif input == 'napoleon' then
           birthday = birthday .. ' birthday is August 15, 1769'
         end
-        
+
         return {
           content = birthday,
           filename = input .. '_birthday',