rpi-kernel: update to upstream git commit a2ac0d1efb6e (4.0.5).

srcpkgs/rpi-kernel/template

@@ -1,10 +1,10 @@
 # Template file for 'rpi-kernel'
 #
-_githash="701c3608988ff7f950d45ed233cc906fbef28b21"
+_githash="a2ac0d1efb6edb99b0a65f5e656ccdc6ef202eba"
 _gitshort="${_githash:0:7}"
 
 pkgname=rpi-kernel
-version=3.18.16
+version=4.0.5
 revision=1
 wrksrc="linux-${_githash}"
 maintainer="Juan RP <xtraeme@voidlinux.eu>"
@@ -12,7 +12,7 @@ homepage="http://www.kernel.org"
 license="GPL-2"
 short_desc="The Linux kernel for Raspberry Pi (${version%.*} series [git ${_gitshort}])"
 distfiles="https://github.com/raspberrypi/linux/archive/${_githash}.tar.gz"
-checksum=9c740ed620dd6893bfe8f242cae5001680bd58dc3933003a51127bec5c681fd6
+checksum=57bf72e526af54eb8d6df1368933c51d63a639df6df073e43ed32ab92ad462cc
 
 _kernver="${version}_${revision}"