package/runc: fix version output ldflags

Fix the ldflags specifying the version info for "version" command.

Signed-off-by: Christian Stewart <christian@paral.in>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
(cherry picked from commit 9e12516f2aea1f2bc858ac16873a5ccfaeac752b)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/runc/runc.mk

@@ -11,7 +11,7 @@ RUNC_LICENSE_FILES = LICENSE
 
 RUNC_WORKSPACE = Godeps/_workspace
 
-RUNC_LDFLAGS = -X main.gitCommit=$(RUNC_VERSION)
+RUNC_LDFLAGS = -X main.version=$(RUNC_VERSION)
 
 RUNC_TAGS = cgo static_build