Add poetryPath in package.json

[DonJayamanne]

For #1871

• Pull request represents a single change (i.e. not fixing disparate/unrelated things in a single PR)
• Title summarizes what is changing
• [n/a] Has a news entry file (remember to thank yourself!)
• [n/a] Has sufficient logging.
• [n/a] Has telemetry for enhancements.
• [n/a] Unit tests & system/integration tests are added/updated
• [n/a] Test plan is updated as appropriate
• [n/a] package-lock.json has been regenerated by running npm install (if dependencies have changed)
• [n/a] The wiki is updated with any design decisions/details.

[codecov]

Codecov Report

Merging #4747 into master will increase coverage by 1%.
The diff coverage is n/a.

@@          Coverage Diff           @@
##           master   #4747   +/-   ##
======================================
+ Coverage      77%     77%   +1%     
======================================
  Files         447     447           
  Lines       21534   21534           
  Branches     3545    3545           
======================================
+ Hits        16503   16506    +3     
+ Misses       5027    5024    -3     
  Partials        4       4

Flag	Coverage Δ
#Linux	66% <ø> (ø)	⬆️
#Windows	66% <ø> (ø)	⬇️
#macOS	66% <ø> (+1%)	⬆️