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

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

src/click/_termui_impl.py

@@ -416,7 +416,7 @@ def _pipepager(cmd: str, color: t.Optional[bool]) -> t.Generator[t.Tuple[t.Binar
             color = True
         elif "r" in less_flags or "R" in less_flags:
             color = True
-    
+
     if color is None:
         color = False