Fix pennylane dependency rc to master v0.39 release

[multiphaseCFD]

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[LuisAlfredoNu]

LGTM Thanks @multiphaseCFD

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 53.56%. Comparing base (74211a7) to head (76b77f2).
Report is 1 commits behind head on master.

❗ There is a different number of reports uploaded between BASE (74211a7) and HEAD (76b77f2). Click for more details.

HEAD has 9 uploads less than BASE

Flag	BASE (74211a7)	HEAD (76b77f2)
	15	6

Additional details and impacted files

@@             Coverage Diff             @@
##           master     #984       +/-   ##
===========================================
- Coverage   93.71%   53.56%   -40.16%     
===========================================
  Files         221       28      -193     
  Lines       32648     2513    -30135     
===========================================
- Hits        30595     1346    -29249     
+ Misses       2053     1167      -886     

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[josephleekl]

Looks good! Thanks @multiphaseCFD