linux-purism-librem5: upgrade to 5.18.1pureos1 (MR 3214)

Config changes are just from rebasing on purism's defconfig + migrating
to 5.18 config

[ci:skip-build] already built successfully in CI

device/main/linux-purism-librem5/APKBUILD

@@ -2,7 +2,7 @@
 # Maintainer:  Clayton Craft <clayton@craftyguy.net>
 # Co-Maintainer: Bhushan Shah <bshah@kde.org>
 pkgname=linux-purism-librem5
-pkgver=5.17.9
+pkgver=5.18.1
 pkgrel=0
 _purismrel=1
 # <kernel ver>.<purism kernel release>
@@ -79,9 +79,9 @@ dev() {
 		INSTALL_HDR_PATH="$subpkgdir"/usr
 }
 sha512sums="
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+320b0b206a8ea82dc6d3ffb96d5d8bf3393d706eb529b20b3ef9fd0c13abed8a950ab4ea0269d03a34f11bba36d8a155f1c156f1b49bd3add7fb8814071899bb  linux-purism-librem5-5.18.1pureos1.tar.gz
 0e3caf6275247e31b874b94330dc4f991837a4b62f3c15a1f8ad39a7edd02ae499679bcd7ddc9463bb1c1a5073ea5980fa144a2ece804d72a6b2fc8c76c50766  0001-bq25890_charger-enter-ship-mode-on-power-off.patch
 1dbf2adaf097bcce3ee179cd6b0f10d2ebefdc82191d34fffea8cb336c9dcbc66b717bf97a2e264b8068f178c0254f2b1281a09ae72d4825fd7b4a39916c0461  0002-arm64-dts-imx8mq-librem5.dtsi-adjust-the-usdhc-bus-s.patch
 c52f9e7e17f876697000a0c3b959a0d571ca506ba55ee5158e30ac00e148372097c88951a354190f669137a955405c87042a925c1bbe3cd91df40721650d45d3  0003-imx8mq-librem5-r3-Set-the-CPU-voltage-to-1.0V-when-r.patch
-5b3c22d40252d413d852fc99d7f8169541d32aa5ae218e4f703eb689b56470f66801bd0e6be7cab0a4223aac7b2593895fe9f641a29e9b3e9e569cf4de4df4b8  config-purism-librem5.aarch64
+677d912c24a834c619bb57729f6b93d6a0eadcdc9809e98318af72705bd342add8a7866c70e4270e7663f3782a926f6e5626b2674fbc4e5b8bff24a6911a00c4  config-purism-librem5.aarch64
 "