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

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

Author: pre-commit-ci[bot]

WrightTools/data/_data.py

@@ -796,7 +796,7 @@ def norm_for_each(
             self.create_channel(
                 new_channel.pop(
                     "name",
-                    f"{channel.natural_name}_norm_{''.join([f'v{self.variable_names.index(v.natural_name)}' for v in variables])}"
+                    f"{channel.natural_name}_norm_{''.join([f'v{self.variable_names.index(v.natural_name)}' for v in variables])}",
                 ),
                 values=new,
                 **new_channel,