message: Include only H3 in table of content
diff: @@ -75,7 +75,7 @@ const TABLE_OF_CONTENTS_TOKEN =
  '<AUTOGENERATED_TABLE_OF_CONTENTS>';
  const insertTableOfContents = rawContent => {
  - const regexp = /###\s+(`.*`.*)\n/g;
  + const regexp = /\n###\s+(`.*`.*)\n/g;
  let match;
  const headers = [];
  while (match = regexp.exec(rawContent)) {
  