go.mod: update kubernetes to v1.22.0

This brings in some cri api changes for cgroups, Windows pod sandbox security
context changes and some new fields for the Windows version of a privileged
container.

This also unfortunately bumps the prometheus client, grpc middleware, bolt
and klog :(

Signed-off-by: Daniel Canter <dcanter@microsoft.com>

vendor/go.etcd.io/bbolt/mlock_unix.go

@@ -0,0 +1,36 @@
+// +build !windows
+
+package bbolt
+
+import "golang.org/x/sys/unix"
+
+// mlock locks memory of db file
+func mlock(db *DB, fileSize int) error {
+	sizeToLock := fileSize
+	if sizeToLock > db.datasz {
+		// Can't lock more than mmaped slice
+		sizeToLock = db.datasz
+	}
+	if err := unix.Mlock(db.dataref[:sizeToLock]); err != nil {
+		return err
+	}
+	return nil
+}
+
+//munlock unlocks memory of db file
+func munlock(db *DB, fileSize int) error {
+	if db.dataref == nil {
+		return nil
+	}
+
+	sizeToUnlock := fileSize
+	if sizeToUnlock > db.datasz {
+		// Can't unlock more than mmaped slice
+		sizeToUnlock = db.datasz
+	}
+
+	if err := unix.Munlock(db.dataref[:sizeToUnlock]); err != nil {
+		return err
+	}
+	return nil
+}