Add a working digital clock to WLED Matrix

[qiangqiang101]

Current feature:

• 2 types of Time display: HH:MM SS & HHMMSS
• 12-hour & 24-hour mode
• Custom Text

[FeuerSturm]

That's, while I appreciate the work done, something that 1% of the users might be interested in, if at all. Furthermore having to work around it without breaking it when updating is too much hassle for me.

[qiangqiang101]

That's, while I appreciate the work done, something that 1% of the users might be interested in, if at all. Furthermore having to work around it without breaking it when updating is too much hassle for me.

my work will not break existing WLED components as Display Mode is default to "Components", please see screenshot below

[qiangqiang101]

https://github.com/user-attachments/assets/2245716f-5a8f-4927-870c-6278cfeef3c2

I even added pixel art support