Added CM311-1a-YST contributor

Author: ophub

CONTRIBUTORS.md

@@ -38,3 +38,4 @@ The `kernel` / `u-boot` and other resources used by this system are mainly copie
 | [xcray](https://github.com/xcray) | 28. [2022-08-27] After his test feedback in [Issues](https://github.com/ophub/amlogic-s9xxx-armbian/issues/517), A secure partition has been added to the `CM311-1a-YST(s905l3a)` box, and the data read and write operation errors under the btrfs partition have been resolved after testing. |
 | [d5stick](https://github.com/d5stick) | 29. [2022-08-30] After his test feedback in [Issues](https://github.com/ophub/amlogic-s9xxx-armbian/issues/525), Added `Vontar X92(s912)` box support, Gigabit wired, wireless, bluetooth works fine. Added corresponding `meson-gxm-x92.dtb` support. |
 | [livelier](https://github.com/livelier) | 30. [2022-09-01] After his test feedback in [Issues](https://github.com/ophub/amlogic-s9xxx-armbian/issues/506), Added `Tencent Aurora 3Pro(s905x3-b)` box support, Gigabit wired, wireless, bluetooth works fine. Added corresponding `meson-sm1-skyworth-lb2004-a4091.dtb` support. |
+| [xcray](https://github.com/xcray) | 31. [2022-09-16] After his test feedback in [Issues](https://github.com/ophub/amlogic-s9xxx-armbian/issues/557), Added `Bluetooth` support for `CM311-1a-YST (s905l3a)`, `enhanced` wired network stability, and added dedicated `meson-g12a-s905l3a-cm311.dtb` file. |