[BUG] Bad argument to string.format

[potat0nerd]

Issue description:

How to reproduce:

E.g., Steps to reproduce the behavior...

1. track UNIT_AURA
2. enter combat
3. open a table in DevTools containing secrets

Technical info:

12.0 retail

Additional context:

should be this:

return string.format(withoutPrefix and "%s" or "<SECRET> %s", tostring(value))

Screenshots:

Lua error log:

DevTool/Utilities/Utils.lua:327: bad argument #2 to 'format' (string expected, got boolean)