package/runc: bump to version 1.0.0-rc8

Signed-off-by: Christian Stewart <christian@paral.in>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit 045df6a4804087bf34d776839f42730e16d3f590)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/runc/runc.hash

@@ -1,3 +1,3 @@
 # Locally computed
-sha256	e8388b812d93a8a131a2a2fdd851847295c8e341721002940dadd2999fb81b51  runc-v1.0.0-rc7.tar.gz
+sha256	efe4ff9bbe49b19074346d65c914d809c0a3e90d062ea9619fe240f931f0b700  runc-v1.0.0-rc8.tar.gz
 sha256  552a739c3b25792263f731542238b92f6f8d07e9a488eae27e6c4690038a8243  LICENSE

package/runc/runc.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-RUNC_VERSION = v1.0.0-rc7
+RUNC_VERSION = v1.0.0-rc8
 RUNC_SITE = $(call github,opencontainers,runc,$(RUNC_VERSION))
 RUNC_LICENSE = Apache-2.0
 RUNC_LICENSE_FILES = LICENSE