JSON5 highlights true and false values as errors

Steps to Reproduce the Issue

Select JSON5 in Language menu

Expected Behavior

Correct highlighting of JSON5 content

Actual Behavior

true and false values highlighted in red as errors

Debug Information

Notepad++ v8.5.7 (64-bit)
Build time : Sep 6 2023 - 23:13:49
Path : C:\Program Files\Notepad++\notepad++.exe
Command Line :
Admin mode : OFF
Local Conf mode : OFF
Cloud Config : OFF
OS Name : Windows 11 Pro (64-bit)
OS Version : 22H2
OS Build : 22621.2283
Current ANSI codepage : 1252
Plugins :
mimeTools (2.9)
NppConverter (4.5)
NppExport (0.4)