Allow parser config to define the CSV delimiter

[codecov-commenter]

Codecov Report

Base: 81.75% // Head: 81.83% // Increases project coverage by +0.07% :tada:

Coverage data is based on head (8a427f5) compared to base (3383e43). Patch coverage: 100.00% of modified lines in pull request are covered.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #53 +/- ## ========================================== + Coverage 81.75% 81.83% +0.07% ========================================== Files 24 25 +1 Lines 1617 1624 +7 ========================================== + Hits 1322 1329 +7 Misses 295 295 ``` | [Impacted Files](https://codecov.io/gh/nessita/cgem/pull/53?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=nessita) | Coverage Δ | | |---|---|---| | [...erconfig\_delimiter\_alter\_entry\_country\_and\_more.py](https://codecov.io/gh/nessita/cgem/pull/53?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=nessita#diff-Z2VtY29yZS9taWdyYXRpb25zLzAwMDVfcGFyc2VyY29uZmlnX2RlbGltaXRlcl9hbHRlcl9lbnRyeV9jb3VudHJ5X2FuZF9tb3JlLnB5) | `100.00% <100.00%> (ø)` | | | [gemcore/models.py](https://codecov.io/gh/nessita/cgem/pull/53?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=nessita#diff-Z2VtY29yZS9tb2RlbHMucHk=) | `95.09% <100.00%> (+0.01%)` | :arrow_up: | | [gemcore/parser.py](https://codecov.io/gh/nessita/cgem/pull/53?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=nessita#diff-Z2VtY29yZS9wYXJzZXIucHk=) | `94.53% <100.00%> (+0.08%)` | :arrow_up: | Help us with your feedback. Take ten seconds to tell us [how you rate us](https://about.codecov.io/nps?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=nessita). Have a feature suggestion? [Share it here.](https://app.codecov.io/gh/feedback/?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=nessita)

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