(fix): msg format

ci/scripts/towncrier_automation.py

@@ -75,13 +75,13 @@ def main(argv: Sequence[str] | None = None) -> None:
     if Version(args.version).micro != 0 and not re.fullmatch(
         patch_branch_pattern, base_branch
     ):
-        raise NoPatchReleaseOnMainError(
-            f"Version {args.version} is a patch release, but you are trying to release from a non-patch release branch: {base_branch}."
-        )
+        msg = f"Version {args.version} is a patch release, but "
+        "you are trying to release from a non-patch release branch: {base_branch}."
+        raise NoPatchReleaseOnMainError(msg)
     if Version(args.version).micro == 0 and base_branch != "main":
-        raise NoMinorMajorReleaseOffMainError(
-            f"Version {args.version} is a minor or major release, but you are trying to release not from main: {base_branch}."
-        )
+        msg = f"Version {args.version} is a minor or major release, "
+        "but you are trying to release not from main: {base_branch}."
+        raise NoMinorMajorReleaseOffMainError(msg)
     pr_description = (
         "" if base_branch == "main" else "@meeseeksmachine backport to main"
     )