Update docstring

Author: VeckoTheGecko

main.py

@@ -60,9 +60,7 @@ def get_people() -> list[Person]:
 
 
 def define_env(env):
-    """
-    Mkdocs hook for the variables, macros and filters.
-    """
+    """Mkdocs hook for the variables, macros and filters."""
 
     @env.macro
     def render_role_grid(role: ROLE) -> str: