Update vendored runc to v1.0.0.0-rc94

Note that this is the code in containerd that uses runc (as almost
a library). Please see the other commit for the update to runc binary
itself.

Signed-off-by: Davanum Srinivas <davanum@gmail.com>

vendor/github.com/cilium/ebpf/internal/feature.go

@@ -98,41 +98,3 @@ func FeatureTest(name, version string, fn FeatureTestFn) func() error {
 		return ft.result
 	}
 }
-
-// A Version in the form Major.Minor.Patch.
-type Version [3]uint16
-
-// NewVersion creates a version from a string like "Major.Minor.Patch".
-//
-// Patch is optional.
-func NewVersion(ver string) (Version, error) {
-	var major, minor, patch uint16
-	n, _ := fmt.Sscanf(ver, "%d.%d.%d", &major, &minor, &patch)
-	if n < 2 {
-		return Version{}, fmt.Errorf("invalid version: %s", ver)
-	}
-	return Version{major, minor, patch}, nil
-}
-
-func (v Version) String() string {
-	if v[2] == 0 {
-		return fmt.Sprintf("v%d.%d", v[0], v[1])
-	}
-	return fmt.Sprintf("v%d.%d.%d", v[0], v[1], v[2])
-}
-
-// Less returns true if the version is less than another version.
-func (v Version) Less(other Version) bool {
-	for i, a := range v {
-		if a == other[i] {
-			continue
-		}
-		return a < other[i]
-	}
-	return false
-}
-
-// Unspecified returns true if the version is all zero.
-func (v Version) Unspecified() bool {
-	return v[0] == 0 && v[1] == 0 && v[2] == 0
-}