Fix install sh usage

[jsoref]

closes #2453

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 76.70%. Comparing base (5a80a04) to head (04c85b2).
Report is 111 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff             @@
##           master    #2454       +/-   ##
===========================================
+ Coverage   61.56%   76.70%   +15.14%     
===========================================
  Files          53       62        +9     
  Lines        9002     8186      -816     
===========================================
+ Hits         5542     6279      +737     
+ Misses       3020     1343     -1677     
- Partials      440      564      +124     

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[ChristopherHX]

I'm ok with changing this file.

On the other hand this could be deleted as well in my opinion as deprecated left over