Add coverage check

[termoshtt]

Resolve #53
Revival of #96 #157

Setup converge evaluation with tarpaulin and GitHub Actions

[termoshtt]

should be after #206

[termoshtt]

/__w/ndarray-linalg/ndarray-linalg/target/debug/svd-1205755455bdb5ae: error while loading shared libraries: libmkl_intel_lp64.so: cannot open shared object file: No such file or directory

what we need is static linking #204

[codecov]

Codecov Report

Merging #215 into master will decrease coverage by 8.16%.
The diff coverage is 88.09%.

@@            Coverage Diff             @@
##           master     #215      +/-   ##
==========================================
- Coverage   97.14%   88.97%   -8.17%     
==========================================
  Files          46       71      +25     
  Lines        1366     3574    +2208     
==========================================
+ Hits         1327     3180    +1853     
- Misses         39      394     +355     

Impacted Files	Coverage Δ
ndarray-linalg/src/trace.rs	100.00% <ø> (ø)
ndarray-linalg/tests/convert.rs	100.00% <ø> (ø)
ndarray-linalg/tests/normalize.rs	100.00% <ø> (ø)
ndarray-linalg/tests/opnorm.rs	100.00% <ø> (ø)
ndarray-linalg/tests/qr.rs	100.00% <ø> (ø)
ndarray-linalg/tests/solveh.rs	100.00% <ø> (ø)
ndarray-linalg/tests/trace.rs	100.00% <ø> (ø)
ndarray-linalg/tests/triangular.rs	100.00% <ø> (ø)
ndarray-linalg/tests/vector.rs	100.00% <ø> (ø)
ndarray-linalg/src/tridiagonal.rs	34.43% <34.43%> (ø)
... and 129 more

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