docs: update docstring of the rendercv/__init__.py

rendercv/__init__.py

@@ -1,5 +1,4 @@
-"""RenderCV package.
-
+"""
 RenderCV is a $\\LaTeX$ CV/resume framework that allows you to create a high-quality CV
 as a PDF from a YAML file with Markdown syntax support and complete control over the
 $\\LaTeX$ code.