Fix async utils link

[7michele7]

What:

Updated async utils link.

Why:

Link was returning a 404.

How:

Via GitHub UI 🚀

Checklist:

• Documentation updated
• Tests
• Ready to be merged
  
• Added myself to contributors table
  

[codecov]

Codecov Report

Merging #340 into master will not change coverage by %.
The diff coverage is n/a.

@@            Coverage Diff            @@
##            master      #340   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            4         4           
  Lines           95        95           
  Branches        15        15           
=========================================
  Hits            95        95           

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[mpeyper]

Thanks :)