Add support for telescope event header version 4

[codecov[bot]]

Codecov Report

Base: 86.38% // Head: 86.40% // Increases project coverage by +0.02% :tada:

Coverage data is based on head (311a894) compared to base (92bb45c). Patch coverage: 100.00% of modified lines in pull request are covered.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #253 +/- ## ========================================== + Coverage 86.38% 86.40% +0.02% ========================================== Files 24 24 Lines 2188 2192 +4 ========================================== + Hits 1890 1894 +4 Misses 298 298 ``` | [Impacted Files](https://codecov.io/gh/cta-observatory/pyeventio/pull/253?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=cta-observatory) | Coverage Δ | | |---|---|---| | [src/eventio/simtel/objects.py](https://codecov.io/gh/cta-observatory/pyeventio/pull/253/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=cta-observatory#diff-c3JjL2V2ZW50aW8vc2ltdGVsL29iamVjdHMucHk=) | `81.03% <100.00%> (+0.07%)` | :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=cta-observatory). 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=cta-observatory)

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