Update Arch kernel to 5.8.7

pkg/arch/kernel/PKGBUILD

@@ -2,7 +2,7 @@
 # Maintainer: Jan Alexander Steffens (heftig) <jan.steffens@gmail.com>
 
 pkgbase=linux-surface
-pkgver=5.8.6.arch1
+pkgver=5.8.7.arch1
 pkgrel=1
 pkgdesc='Linux'
 _fullver=${pkgver%.*}-${pkgver##*.}
@@ -36,7 +36,7 @@ validpgpkeys=(
   '647F28654894E3BD457199BE38DBBDC86092693E'  # Greg Kroah-Hartman
   'A2FF3A36AAA56654109064AB19802F8B0D70FC30'  # Jan Alexander Steffens (heftig)
 )
-sha256sums=('d44dfae454432db7bdf8f0a12461626c35d5133da9a1445410c174395ac20c76'
+sha256sums=('d82def15bf6c77f1a420be2fd2609f67b08e17795952fe014cb888259181feb4'
             '181330a9cf4517abbbe29b93165bc859ad8ca14a43582f4e1d69aae2b5ecc2c9'
             '1f65b3f042db87952468e99be3f1f688f62dda18401bf9716cb734f5571288b5'
             '8dbaa21d2c03621b0c5d96c4fbcc7a839bea5a34a5f2279a409c3b404756e753'