Tests for sentences/utils.rs

[gflow33]

Additional tests for sentences/utils.rs, tests are meant to fail but are written in different ways. Please review and tell me the best way to proceed

[codecov[bot]]

Codecov Report

Patch and project coverage have no change.

Comparison is base (b203556) 79.60% compared to head (44ce869) 79.60%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #88 +/- ## ======================================= Coverage 79.60% 79.60% ======================================= Files 30 30 Lines 1123 1123 ======================================= Hits 894 894 Misses 229 229 ``` | [Impacted Files](https://codecov.io/gh/AeroRust/nmea/pull/88?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=AeroRust) | Coverage Δ | | |---|---|---| | [src/sentences/utils.rs](https://codecov.io/gh/AeroRust/nmea/pull/88?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=AeroRust#diff-c3JjL3NlbnRlbmNlcy91dGlscy5ycw==) | `100.00% <ø> (ø)` | | 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=AeroRust). 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=AeroRust)

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[elpiel]

@gflow33 Do you have any progress on these tests?

[elpiel]

@gflow33 have you made any progress on this PR?

[trkohler]

connect: https://github.com/AeroRust/nmea/issues/25