fix: better detect local source sections

[beckermr]

Description:

This PR better detects local source sections in recipes when updating the version and skips them.

Checklist:

• [x] Pydantic model updated or no update needed

Cross-refs, links to issues, etc:

closes #3095

[codecov[bot]]

Codecov Report

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

Project coverage is 77.47%. Comparing base (1205297) to head (7bb60a3). Report is 2 commits behind head on main.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #3138 +/- ## ======================================= Coverage 77.46% 77.47% ======================================= Files 124 124 Lines 13280 13281 +1 ======================================= + Hits 10288 10290 +2 + Misses 2992 2991 -1 ```

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