fix(Gmail Node): Add reply to email

[feelgood-interface]

Changes:

• Add replyTo field for draft and message
• Split additionalFields for send and reply (because not all fields overlap)
• Fix replayToEmail() typo

[Joffcom]

NODE-544

[michael-radency]

Hello @feelgood-interface , thank you for your contribution, I did add some comments

[codecov]

Codecov Report

Patch coverage: 11.11% and project coverage change: -0.08 ⚠️

Comparison is base (5819be5) 28.41% compared to head (3ba6d85) 28.34%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #4414      +/-   ##
==========================================
- Coverage   28.41%   28.34%   -0.08%     
==========================================
  Files        2991     2991              
  Lines      185935   185941       +6     
  Branches    20499    20502       +3     
==========================================
- Hits        52839    52708     -131     
- Misses     132302   132439     +137     
  Partials      794      794              

Impacted Files	Coverage Δ
...des-base/nodes/Google/Gmail/v2/DraftDescription.ts	0.00% <ø> (ø)
...s/nodes-base/nodes/Google/Gmail/v2/GmailV2.node.ts	0.00% <0.00%> (ø)
...s-base/nodes/Google/Gmail/v2/MessageDescription.ts	0.00% <ø> (ø)
.../nodes-base/nodes/Google/Gmail/GenericFunctions.ts	15.31% <100.00%> (ø)

... and 4 files with indirect coverage changes

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[michael-radency]

Hello @feelgood-interface , I did update branch with master, update some wording, removed displayOptions from replyToSenderOnly to avoid breaking change. If everything good please let me know so we could merge this PR

[michael-radency]

Hello @feelgood-interface , I could not merge this PR due to issues with tests, I did open new #6453 on n8n-io