docs(Utils): remove private from parseEmoji

[JPBM135]

Please describe the changes this PR makes and why it should be merged:

This PR removes the @private declaration from the parse emoji function. This function is very useful now that components require an APIEmoji object!

Status and versioning classification:

• This PR only includes non-code changes, like changes to documentation, README, etc.

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[kyranet]

Considering the typings export this, it's fine. 👍

[codecov]

Codecov Report

Merging #8718 (7a1c035) into main (87ec392) will increase coverage by 0.03%.
The diff coverage is n/a.

❗ Current head 7a1c035 differs from pull request most recent head a9f9668. Consider uploading reports for the commit a9f9668 to get more accurate results

@@            Coverage Diff             @@
##             main    #8718      +/-   ##
==========================================
+ Coverage   86.83%   86.86%   +0.03%     
==========================================
  Files          87       87              
  Lines        8810     8815       +5     
  Branches     1117     1117              
==========================================
+ Hits         7650     7657       +7     
+ Misses       1118     1116       -2     
  Partials       42       42              

Flag	Coverage Δ
builders	100.00% <ø> (ø)
collection	100.00% <ø> (ø)
proxy	81.53% <ø> (ø)
rest	92.07% <ø> (+<0.01%)	⬆️
util	100.00% <ø> (ø)
utilities	100.00% <ø> (ø)
voice	63.83% <ø> (+0.12%)	⬆️
ws	59.89% <ø> (+0.13%)	⬆️

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Impacted Files	Coverage Δ
packages/rest/src/lib/utils/constants.ts	100.00% <0.00%> (ø)
...ackages/voice/src/util/generateDependencyReport.ts	0.00% <0.00%> (ø)
packages/ws/src/utils/constants.ts	85.07% <0.00%> (+1.20%)	⬆️

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