add new device lilka variant

[258410]

Hello. Here is the device, asking to add support for:

Device info: https://github.com/lilka-dev

• I have tested that my proposed changes behave as described.
• I have tested that my proposed changes do not cause any obvious regressions on the following devices:
  • Heltec (Lora32) V3
  • LilyGo T-Deck
  • LilyGo T-Beam
  • RAK WisBlock 4631
  • Seeed Studio T-1000E tracker card
  • Other (please specify below)

[CLAassistant]

All committers have signed the CLA.

[vidplace7]

Please move everything underneath the variants/esp32s3/diy directory.

[258410]

Thanks a lot!