Update dependency supertest to v6.1.3

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
supertest	6.0.1 -> 6.1.3

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Release Notes

visionmedia/supertest

v6.1.3

Compare Source

• Merge pull request #​705 from janthoe/master 8b0bf4d
• fix: Check error object before updating stack. (Fixes #​700) b628d34

v6.1.2

Compare Source

• Merge pull request #​704 from ktutnik/fix-array-flat-issue 967aff1
• fix: Fix unappropriate stack trace issue on Node.js prior than 14 0a06ef1

v6.1.1

Compare Source

• Merge pull request #​699 from jpbochi/new-stack-trace 6f3928f
• produces edited stack that starts with error name 0288826

v6.1.0

Compare Source

• chore: bump deps a292f61
• Merge pull request #​678 from pitpit/bugfix/tests f133efb
• Merge pull request #​679 from julienw/do-not-exact-pin-versions a676437
• Merge pull request #​684 from dineshks1/master ac23355
• Merge pull request #​664 from DominusKelvin/patch-1 77a86ed
• Merge pull request #​690 from jpbochi/new-stack-trace 4b1fd0c
• Merge pull request #​698 from jackton1/patch-1 9b0751c
• Fix inconsistent return 848962e
• Wraps assert functions, updating stack trace of generated errors d41d10b
• Adds travis jobs on ppc64le aec2239
• Do not exact-pin the dependencies versions (Fixes #​677) 616dfb6
• fix &#​39;ssl certificate key too small&#​39; error in test 45dcf6e
• docs: update README.md promise usage example ebd4c29

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[codecov]

Codecov Report

Merging #805 (6a09968) into main (7607ff3) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #805   +/-   ##
=======================================
  Coverage   47.72%   47.72%           
=======================================
  Files          33       33           
  Lines        1515     1515           
  Branches       61       61           
=======================================
  Hits          723      723           
  Misses        792      792           

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