fix(tools/update-readmes): whitespacing and newlines for md files

Author: markuslf

tools/update-readmes

@@ -71,8 +71,8 @@ def main():
             'check-plugins/{}/{} --help'.format(plugin, plugin)
         ))
         # prepend 4 spaces to every non-empty line of the output
-        _help = '\n'.join('    {}'.format(line) if line.strip() else line for line in _help.split('\n'))
-        _help = '    ' + _help.strip()
+        _help = '\n'.join('{}'.format(line) if line.strip() else line for line in _help.split('\n'))
+        _help = _help.strip()
 
         # got the plugin name, it's help output and the path to the README.
 
@@ -81,7 +81,7 @@ def main():
         readme = lib.base.coe(lib.disk.read_file(readme_path))
         readme = re.sub(
             r'## Help\s*```text\s*?(.*?)\s*```\s*## Usage Examples',
-            '## Help\n\n```text\n{}\n```\n\n## Usage Examples'.format(
+            '## Help\n\n```text\n{}\n```\n\n\n## Usage Examples'.format(
                 _help
             ),
             readme,