add utf8 message support to chatboxes

[456dev]

adds optional "useUtf8" parameter, informing us that the program is utf8 aware, providing its strings as utf8, This allows sending messages in the extended minecraft character set.

see the utf8 lib in cc, as well as the \u{xxxx} escape sequence.

also sends the events with a new utf8 message parameter.

PLEASE READ THE GUIDELINES BEFORE MAKING A CONTRIBUTION

• Please check if the PR fulfills these requirements

• The commit message are well described
• Docs have been added / updated (for features or maybe bugs which were noted). If not, please update the needed documentation here. Feel free to remove this check if you don't need it (will todo tmr)
• All changes have fully been tested (TODO, test other functions, formatted/toast)

• What kind of change does this PR introduce? (Bug fix, feature, ...)
  Feature

• What is the current behavior? (You can also link to an open issue here)
  

• What is the new behavior (if this is a feature change)?
  

utf8 message is provided as argument 5 (the current last one)

• Does this PR introduce a breaking change? (What changes might users need to make in their scripts due to this PR?)
  NO: this behaviour is opt in as a default-false optional parameter to all messagebox methods.
  if users with to take advantage of this behaviour when sending messages, they should set the (current) last parameter to true
  unless they are relying on specific parameter counts / not having extra data in the event, but thats not a breaking change for 99%, just 1 case of spacebar heating

[SirEndii]

Greetings
Would you be able to port that to the dev/1.19.2 branch too?

Apart from that, I will try to review your PR asap

[github-actions]

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You can find files attached to the below linked Workflow Run URL (Logs).

Name	Link
Commit	20c131c
Logs	https://github.com/IntelligenceModding/AdvancedPeripherals/actions/runs/15998141035
Jar Files	AdvancedPeripherals PR 757
Expires At	2025-09-29T11:36:57Z