Fix numpy.float deprecation (new from numpy 1.20)

[dburkhardt]

No description provided.

[dburkhardt]

Oh, the joys of dependencies...
https://github.com/KrishnaswamyLab/MELD/runs/1824503567?check_suite_focus=true#step:8:79

[coveralls]

Pull Request Test Coverage Report for Build 537264933

Warning: This coverage report may be inaccurate.

This pull request's base commit is no longer the HEAD commit of its target branch. This means it includes changes from outside the original pull request, including, potentially, unrelated coverage changes.

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Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 0.0%

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Totals
Change from base Build 496708334:	0.0%
Covered Lines:	0
Relevant Lines:	0

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💛 - Coveralls