check for non finite inputs in svd/evd

[codecov[bot]]

Codecov Report

Patch coverage: 48.80% and project coverage change: -0.12% :warning:

Comparison is base (1d3dbf3) 92.60% compared to head (82a0863) 92.48%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #59 +/- ## ========================================== - Coverage 92.60% 92.48% -0.12% ========================================== Files 49 49 Lines 52426 52551 +125 ========================================== + Hits 48547 48600 +53 - Misses 3879 3951 +72 ``` | [Files Changed](https://app.codecov.io/gh/sarah-ek/faer-rs/pull/59?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=sarah) | Coverage Δ | | |---|---|---| | [faer-evd/src/hessenberg\_cplx\_evd.rs](https://app.codecov.io/gh/sarah-ek/faer-rs/pull/59?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=sarah#diff-ZmFlci1ldmQvc3JjL2hlc3NlbmJlcmdfY3BseF9ldmQucnM=) | `97.86% <ø> (-0.08%)` | :arrow_down: | | [faer-svd/src/lib.rs](https://app.codecov.io/gh/sarah-ek/faer-rs/pull/59?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=sarah#diff-ZmFlci1zdmQvc3JjL2xpYi5ycw==) | `98.42% <27.27%> (-0.63%)` | :arrow_down: | | [faer-evd/src/lib.rs](https://app.codecov.io/gh/sarah-ek/faer-rs/pull/59?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=sarah#diff-ZmFlci1ldmQvc3JjL2xpYi5ycw==) | `92.46% <46.66%> (-1.24%)` | :arrow_down: | | [faer-core/src/lib.rs](https://app.codecov.io/gh/sarah-ek/faer-rs/pull/59?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=sarah#diff-ZmFlci1jb3JlL3NyYy9saWIucnM=) | `74.76% <52.38%> (-0.53%)` | :arrow_down: | ... and [1 file with indirect coverage changes](https://app.codecov.io/gh/sarah-ek/faer-rs/pull/59/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=sarah)

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