Windows: Updates Windows Vendoring

Updates windows dependent libraries for vendoing.

vendor/github.com/Microsoft/hcsshim/internal/runhcs/util_test.go

@@ -0,0 +1,17 @@
+package runhcs
+
+import (
+	"testing"
+)
+
+func Test_SafePipePath(t *testing.T) {
+	tests := []string{"test", "test with spaces", "test/with\\\\.\\slashes", "test.with..dots..."}
+	expected := []string{"test", "test%20with%20spaces", "test%2Fwith%5C%5C.%5Cslashes", "test.with..dots..."}
+	for i, test := range tests {
+		actual := SafePipePath(test)
+		e := SafePipePrefix + expected[i]
+		if actual != e {
+			t.Fatalf("SafePipePath: actual '%s' != '%s'", actual, expected[i])
+		}
+	}
+}