refactor(Livechat): transcript.js to TS

[MartinSchoeler]

Proposed changes (including videos or screenshots)

Issue(s)

CORE-445

Steps to test or reproduce

Further comments

[changeset-bot]

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Latest commit: 1a9dee5

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 59.40%. Comparing base (683b55b) to head (1a9dee5).
Report is 1 commits behind head on develop.

Additional details and impacted files

@@           Coverage Diff            @@
##           develop   #32087   +/-   ##
========================================
  Coverage    59.40%   59.40%           
========================================
  Files         2541     2541           
  Lines        63176    63176           
  Branches     14220    14220           
========================================
  Hits         37527    37527           
  Misses       22934    22934           
  Partials      2715     2715           

Flag	Coverage Δ
unit	76.02% <ø> (ø)

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[dionisio-bot]

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