✨ [RUMF-1409] Provide setUser and related functions for logs SDK

[yannickadam]

Motivation

Issue raised here: #1675
The RUM SDK provides convenient user-related functions. This change brings the same functions to the LOGS SDK.

Changes

Added the following functions to the logs public API:
setUser,
setUserProperty,
getUser,
removeUserProperty,
clearUser

Testing

• Local
• Staging
• Unit
• End to end

---

I have gone over the contributing documentation.

[liywjl]

Nice one!

[liywjl]

LGTM

[codecov-commenter]

Codecov Report

Merging #1801 (7c66c5b) into main (ee460d6) will increase coverage by 0.09%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main    #1801      +/-   ##
==========================================
+ Coverage   93.15%   93.25%   +0.09%     
==========================================
  Files         130      131       +1     
  Lines        5057     5067      +10     
  Branches     1131     1132       +1     
==========================================
+ Hits         4711     4725      +14     
+ Misses        346      342       -4     

Impacted Files	Coverage Δ
packages/rum-core/src/domain/assembly.ts	100.00% <ø> (ø)
packages/core/src/domain/user/user.ts	100.00% <100.00%> (ø)
packages/logs/src/boot/logsPublicApi.ts	100.00% <100.00%> (ø)
packages/logs/src/domain/assembly.ts	100.00% <100.00%> (ø)
packages/rum-core/src/boot/rumPublicApi.ts	94.18% <100.00%> (-0.61%)	⬇️
...rum-core/src/domain/contexts/foregroundContexts.ts	96.92% <0.00%> (+6.15%)	⬆️

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[buraizu]

Thanks, created DOCS-4334 to track as an editorial review

[urseberry]

I added a wording suggestion that changes a sentence to active voice. Feel free to ignore it if it changes the meaning of the note.