fix(core): Handle Date and RegExp objects in AugmentObject

[netroy]

N8N-6282

[github-actions]

Great PR! Please pay attention to the following items before merging:

Files matching packages/**:

• If fixing bug, added test to cover scenario.
• If addressing forum or Github issue, added link to description.

Files matching packages/**/*.ts:

• Added unit tests to cover new or updated functionality.

Make sure to check off this list before asking for review.

[codecov]

Codecov Report

Patch coverage: 100.00% and no project coverage change.

Comparison is base (4f91525) 14.83% compared to head (5136d4a) 14.84%.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #5809   +/-   ##
=======================================
  Coverage   14.83%   14.84%           
=======================================
  Files        2475     2475           
  Lines      113366   113368    +2     
  Branches    17691    17691           
=======================================
+ Hits        16821    16825    +4     
+ Misses      96007    96006    -1     
+ Partials      538      537    -1     

Impacted Files	Coverage Δ
packages/workflow/src/AugmentObject.ts	94.73% <100.00%> (+2.84%)	⬆️

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[janober]

Got released with n8n@0.223.0