Update to 5.11.4.arch1

PKGBUILD

@@ -4,7 +4,7 @@
 # Upstream: Jan Alexander Steffens (heftig) <heftig@archlinux.org>
 
 pkgbase=linux-vfio
-pkgver=5.11.2.arch1
+pkgver=5.11.4.arch1
 pkgrel=1
 pkgdesc='Linux'
 _srctag=v${pkgver%.*}-${pkgver##*.}
@@ -21,7 +21,6 @@ _srcname=archlinux-linux
 source=(
   "$_srcname::git+https://git.archlinux.org/linux.git?signed#tag=$_srctag"
   config         # the main kernel config file
-  sphinx-workaround.patch  # Sphinx 3.5 broke the build again
   add-acs-overrides.patch
   i915-vga-arbiter.patch
 )
@@ -31,8 +30,7 @@ validpgpkeys=(
   'A2FF3A36AAA56654109064AB19802F8B0D70FC30'  # Jan Alexander Steffens (heftig)
 )
 sha256sums=('SKIP'
-            'd8d5d11c80424985642b0eea6ace3256b5a1e5e69d637104523460a5ebdda202'
-            '52fc0fcd806f34e774e36570b2a739dbdf337f7ff679b1c1139bee54d03301eb'
+            '0c4c3b90f011cac0973d65031d12c518da831d4563fee6ae60ee06929fe0bc81'
             'b90be7b79652be61f7d50691000f6a8c75a240dc2eee2667b68d984f67583f77'
             '1c621f67bbf9efef610d1b2d1afd727fca9ceaa298f807bd0348b59ec6ce9562' )