MaybeUninit<T> for uninitialized memory

[termoshtt]

Resolve #327

[codecov]

Codecov Report

Merging #329 (b5b92e3) into master (791713f) will decrease coverage by 0.08%.
The diff coverage is 93.75%.

@@            Coverage Diff             @@
##           master     #329      +/-   ##
==========================================
- Coverage   90.06%   89.97%   -0.09%     
==========================================
  Files          71       71              
  Lines        3864     3911      +47     
==========================================
+ Hits         3480     3519      +39     
- Misses        384      392       +8     

Impacted Files	Coverage Δ
lax/src/layout.rs	81.15% <76.19%> (-9.23%)	⬇️
lax/src/solveh.rs	75.51% <80.00%> (+0.51%)	⬆️
lax/src/eigh.rs	95.00% <87.50%> (+0.17%)	⬆️
lax/src/eig.rs	100.00% <100.00%> (ø)
lax/src/least_squares.rs	100.00% <100.00%> (ø)
lax/src/lib.rs	96.87% <100.00%> (+0.32%)	⬆️
lax/src/opnorm.rs	100.00% <100.00%> (ø)
lax/src/qr.rs	100.00% <100.00%> (ø)
lax/src/rcond.rs	100.00% <100.00%> (ø)
lax/src/solve.rs	100.00% <100.00%> (ø)
... and 5 more

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[termoshtt]

clippy job now passed 🎉