linux-lenovo-21bx: upgrade to 6.12

To help with testing: mrtest add 5681. I intend to update this branch when new RCs are out so that it's easy for me/others to test, then merge when 6.12 is released.

device/community/device-lenovo-21bx/APKBUILD

@@ -4,7 +4,7 @@
 # Reference: <https://postmarketos.org/devicepkg>
 pkgname=device-lenovo-21bx
 pkgdesc="Lenovo ThinkPad X13s"
-pkgver=11
+pkgver=12
 pkgrel=0
 url="https://postmarketos.org"
 license="MIT"
@@ -64,7 +64,7 @@ usbguard() {
 
 sha512sums="
 9cb08de5748b0339005a910cc0475ad344dc6e912e477c5bd6b370784af6309719524f8fa7a39e7565586e47968a35c344ea853cddd716cc3e1e483efaae7ff0  deviceinfo
-82f7719285434d8c7a5268ddc21d513bb3f3788eb3dd2df099e1c245add9d19719047b003a47edb077e095ebe09d9601b1312c001578e7dfa4ed61d72098ef74  firmware.files
+5f4e6a80455c8a2ed879bfd457a89f81790824657ed4101e03b7ec288a274e63340f48e2ad5028cf83744263a4529584b1e94c36d10b98912e5b31804fa98ff0  firmware.files
 27705e998db262602b50004083fe160dbcde88e9fdcaeb43e3d1d79be0b7af371f84855bb93ba16ada3cf5fa8ff8da6ca159cda4b1de08fb54ac451c57169c57  modules-initfs
 52bbb9564ec713db5d46937701b121afe0c6c644fffe189a05766f491b4997b1bbc4c1f90229efb5764d795df8d40a57d4c840ee4b32d426e7a84520364b8bf5  pipewire.conf
 0d0412eb1f01af39000c39391f622640461305d83dae1a53aa7eef640cc17fd265cabca4e4e57dea053c47a4e50f9feb90f12ee5310d5b6425783e83efc5f9d8  usbguard.conf