feat(message-parser): Make timestamp accept ISO time

[MartinSchoeler]

https://rocketchat.atlassian.net/browse/ARCH-1724

Proposed changes (including videos or screenshots)

Adds the ability to use iso strings on timestamps in the message parser package

Issue(s)

Steps to test or reproduce

Further comments

[dionisio-bot]

Looks like this PR is not ready to merge, because of the following issues:

• This PR is targeting the wrong base branch. It should target 7.10.0, but it targets 7.9.0

Please fix the issues and try again

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Latest commit: 67eb399

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[github-actions]

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[codecov]

Codecov Report

Attention: Patch coverage is 44.00000% with 14 lines in your changes missing coverage. Please review.

Project coverage is 65.73%. Comparing base (960a914) to head (67eb399).
Report is 6 commits behind head on develop.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop   #36498      +/-   ##
===========================================
+ Coverage    65.38%   65.73%   +0.34%     
===========================================
  Files         3191     3174      -17     
  Lines       106414   106380      -34     
  Branches     20257    20307      +50     
===========================================
+ Hits         69581    69929     +348     
+ Misses       34130    33777     -353     
+ Partials      2703     2674      -29     

Flag	Coverage Δ
e2e	58.10% <ø> (+0.34%)	⬆️
unit	70.85% <44.00%> (+<0.01%)	⬆️

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