Y25-623 scRNA - added a version of tenstamp creator and refactored multistamp JS

[andrewsparkes]

Closes #2606

Changes proposed in this pull request

added a version of tenstamp creator and refactored multistamp JS to handle creating transfers without a submission

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 92.23%. Comparing base (f60d1da) to head (df9c5ba).
⚠️ Report is 24 commits behind head on develop.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #2840      +/-   ##
===========================================
+ Coverage    92.19%   92.23%   +0.04%     
===========================================
  Files          432      437       +5     
  Lines         9157     9209      +52     
===========================================
+ Hits          8442     8494      +52     
  Misses         715      715              

Flag	Coverage Δ
javascript	89.50% <100.00%> (+0.14%)	⬆️
pull_request	92.22% <100.00%> (?)
push	92.23% <100.00%> (+0.04%)	⬆️
ruby	92.64% <100.00%> (+0.03%)	⬆️

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