Bluetooth services update

[najtvis]

Restructure services:

• [ ] General options (same as previous UUID a8ed9bee-130a-4d4b-acba-5de7e77e9b47)
  • Show/hide dots (0x1426)
  • Bootloader (0x14FF) - Write 0x99 to get into the bootloader mode
  • Set offset
• [ ] Date and Time
  • Synchronise (0x1410)
  • Date enabled
  • Date format
• [ ] Hourglass settings
  • Period (0x1421)
  • Trigger instantly
  • Type
• [ ] Night mode settings
  • Enabled (0x1423)
  • On Time (0x1424)
  • Off Time (0x1425)