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/linux-lenovo-21bx/APKBUILD

@@ -2,9 +2,9 @@
 # Co-Maintainer: jane400 <jane400@postmarketos.org>
 # Contributor: Konrad Dybcio <konradybcio@kernel.org>
 pkgname=linux-lenovo-21bx
-pkgver=6.11
+pkgver=6.12_rc3
 pkgrel=0
-_commit="c8032fa3062e04cbb68f070959fc746b91abb16e"
+_commit="6bc37da2231cfed860662fa9717d0cf2896e1145"
 pkgdesc="Lenovo ThinkPad X13s kernel fork"
 arch="aarch64"
 _carch="arm64"
@@ -67,6 +67,6 @@ package() {
 }
 
 sha512sums="
-ed4429c4db569f7a7d06b1cf776d6ab02e17a4d66e1f7a90a69456036a4540be073876108a7ee89c91e66e4f8f4fa0d5e67a5849bdb2221a6323630dfa70ddce  linux-lenovo-21bx-c8032fa3062e04cbb68f070959fc746b91abb16e.tar.gz
-6bbdb466eb7f080868154fc38a5265f64d6f404c88b23925dd0b7bf18277f08dec94f0f52eb884910e79cccd98ef40ae640905ea8694f078426219a6da45913e  config-lenovo-21bx.aarch64
+753a27539e93033ef0813a4503c661e8872b99c8dfe9e2744fb2c97e8cc494f7f6a165140959f0392e350ace3216dd522806e50a87f3f0969a3e8b7c46cea27b  linux-lenovo-21bx-6bc37da2231cfed860662fa9717d0cf2896e1145.tar.gz
+0e5faf0de2d15887079f90097210db9b17ee2d8d17f779e00d3ff5868c632d25b819f0f081ce2cfcfa659623f67f5f92d20aaafe1283324a2d72cd1daaf63615  config-lenovo-21bx.aarch64
 "