Update LICENSE

[hyrodium]

• GitHub cannot detect the MIT license from the current LICENSE.md file.
• I should be listed in the license because I'm now maintaining this package and releasing this package with Zenodo (#261).

Other packages such as FastGaussQuadrature.jl show their license like this:

cc: @andyferris @awbsmith

[codecov[bot]]

Codecov Report

Merging #262 (3fef457) into master (f00b07d) will decrease coverage by 0.07%. The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #262      +/-   ##
==========================================
- Coverage   89.93%   89.87%   -0.07%     
==========================================
  Files          17       17              
  Lines        1619     1619              
==========================================
- Hits         1456     1455       -1     
- Misses        163      164       +1     

see 1 file with indirect coverage changes

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