linux-postmarketos-qcom-sm8250: upgrade to 6.12.0

Changes in kernel:

1. upgrade to 6.12.0.
2. mark panel-novatek-nt36523 from builtin to module. (panel driver should be loaded after drm msm driver, otherwise screen may show black during booting sometimes)

Changes in firmware-xiaomi-elish:

1. add initramfs subpackage to include dsp firmware to initramfs( fixes pinctrl_sm8250_lpass_lpi probe error, adsp clocks need to be available before pinctrl_sm8250_lpass_lpi loading)

changes in device-xiaomi-elish:

1. add panel-novatek-nt36523 and qcom_q6v5_pas modules to initramfs.
2. add dsp firmwares to initramfs.

device/testing/linux-postmarketos-qcom-sm8250/APKBUILD

@@ -4,7 +4,7 @@
 
 _flavor="postmarketos-qcom-sm8250"
 pkgname=linux-$_flavor
-pkgver=6.11.0
+pkgver=6.12.0
 pkgrel=0
 pkgdesc="Mainline kernel fork for SM8250"
 arch="aarch64"
@@ -63,6 +63,6 @@ package() {
 }
 
 sha512sums="
-e9b5d95b0c313477ba68391dc6e19824d68ca38f32dd4d1e6244c4f3c5a7b26c231038b8eeef343e7797ca922dabf12e9d101622102c5a9b832e4a4b5b3f1ecd  linux-postmarketos-qcom-sm8250-sm8250-6.11.0.tar.gz
-2aa1962cfb4f35478e514ff5b5a266f87cc66484163d28e1fe1bbd3c75cd44e3eb1c790fb13be6c3da0d7422e603003645f08fc7a26e416d0b363235153aad00  config-postmarketos-qcom-sm8250.aarch64
+1e7ab01fce6e6b3b9309019f96796b1a4a7509781b12e8ef144edce8ac258f439dc93a2eb0e12431ef8df2db247a63265b67195d7b4d4e9bd5c37eb5bf2960ca  linux-postmarketos-qcom-sm8250-sm8250-6.12.0.tar.gz
+74f910c9f2e2394468390845fa50d18634a0b073329ba3d2223222d347dde11691ecdbc9fbc849ccca20ac78229cda58ebfaee78cd1118302b9b8aa9cdfbb6a7  config-postmarketos-qcom-sm8250.aarch64
 "