Update dependency nyc to v15.1.0

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
nyc (source)	devDependencies	minor	15.0.1 -> 15.1.0

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Release Notes

istanbuljs/nyc

v15.1.0

Compare Source

Features

• experimental: Support using --all with node.js ESM (#​1320) (992359a)

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[coveralls]

Coverage remained the same at 95.059% when pulling 67b302c on renovate/nyc-15.x into 0e742b6 on master.

[codecov-commenter]

Codecov Report

Merging #99 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master      #99   +/-   ##
=======================================
  Coverage   99.72%   99.72%           
=======================================
  Files          10       10           
  Lines         361      361           
=======================================
  Hits          360      360           
  Misses          1        1           

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[codeclimate]

Code Climate has analyzed commit 67b302c and detected 0 issues on this pull request.

The test coverage on the diff in this pull request is 100.0% (50% is the threshold).

This pull request will bring the total coverage in the repository to 99.7% (0.0% change).

View more on Code Climate.