Fix static arrays

[avik-pal]

Checklist

• [x] Appropriate tests were added
• [x] Any code changes were done in a way that does not break public API
• [x] All documentation related to code changes were updated
• [x] The new code follows the contributor guidelines, in particular the SciML Style Guide and COLPRAC.
• [x] Any new documentation only uses public API

Additional context

Add any other context about the problem here.

[codecov[bot]]

Codecov Report

Attention: 7 lines in your changes are missing coverage. Please review.

Comparison is base (8f9a432) 58.65% compared to head (a739091) 49.51%.

Files	Patch %	Lines
src/internal/linear_solve.jl	46.15%	7 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #376 +/- ## ========================================== - Coverage 58.65% 49.51% -9.14% ========================================== Files 44 44 Lines 2612 2601 -11 ========================================== - Hits 1532 1288 -244 - Misses 1080 1313 +233 ```

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