Create InvalidCheckpoint Error to bucket errors relevant to checkpoint

[Sevenannn]

What changes are proposed in this pull request?

Create a new variation of error: InvalidCheckpoint error to bucket errors relevant to invalid checkpoint files. This will allow for a more flexible handling of checkpoint related errors when using delta kernel crate.

How was this change tested?

Via cargo t --all-features --all-targets

[scovich]

Hi! Thanks for proposing this change, it looks great.

[codecov]

Codecov Report

Attention: Patch coverage is 14.28571% with 6 lines in your changes missing coverage. Please review.

Project coverage is 83.46%. Comparing base (ae841ea) to head (0b70459).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
kernel/src/error.rs	0.00%	3 Missing ⚠️
kernel/src/log_segment.rs	33.33%	2 Missing ⚠️
ffi/src/error.rs	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #593      +/-   ##
==========================================
- Coverage   83.47%   83.46%   -0.01%     
==========================================
  Files          74       74              
  Lines       16889    16893       +4     
  Branches    16889    16893       +4     
==========================================
+ Hits        14098    14100       +2     
- Misses       2132     2135       +3     
+ Partials      659      658       -1     

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[zachschuermann]

thanks this is a good idea - just a small nit but otherwise LGTM!

[nicklan]

Tested msrv locally, not sure why the test is failing

[nicklan]

Thanks for the contribution!