skip e501 fixed method for f-string line without aggressive option

[hhatto]

ref: #753

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 97.96%. Comparing base (a906e0e) to head (7a66033).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #754 +/- ## ======================================= Coverage 97.96% 97.96% ======================================= Files 1 1 Lines 2452 2460 +8 ======================================= + Hits 2402 2410 +8 Misses 50 50 ``` | [Flag](https://app.codecov.io/gh/hhatto/autopep8/pull/754/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Hideo+Hattori) | Coverage Δ | | |---|---|---| | [3.11](https://app.codecov.io/gh/hhatto/autopep8/pull/754/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Hideo+Hattori) | `97.52% <44.44%> (-0.20%)` | :arrow_down: | | [3.12](https://app.codecov.io/gh/hhatto/autopep8/pull/754/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Hideo+Hattori) | `97.80% <100.00%> (+<0.01%)` | :arrow_up: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Hideo+Hattori#carryforward-flags-in-the-pull-request-comment) to find out more.

:umbrella: View full report in Codecov by Sentry.
:loudspeaker: Have feedback on the report? Share it here.