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

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

Author: pre-commit-ci[bot]

aiohttp/client_reqrep.py

@@ -755,9 +755,7 @@ def _get_content_length(self) -> int | None:
 
         content_length_hdr = self.headers[hdrs.CONTENT_LENGTH]
         if not _DIGITS_RE.fullmatch(content_length_hdr):
-            raise ValueError(
-                f"Invalid Content-Length header: {content_length_hdr!r}"
-            )
+            raise ValueError(f"Invalid Content-Length header: {content_length_hdr!r}")
         return int(content_length_hdr)
 
     @property