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/github.com/moby/spdystream/MAINTAINERS

@@ -0,0 +1,40 @@
+# Spdystream maintainers file
+#
+# This file describes who runs the moby/spdystream project and how.
+# This is a living document - if you see something out of date or missing, speak up!
+#
+# It is structured to be consumable by both humans and programs.
+# To extract its contents programmatically, use any TOML-compliant parser.
+#
+# This file is compiled into the MAINTAINERS file in docker/opensource.
+#
+[Org]
+	[Org."Core maintainers"]
+		people = [
+			"adisky",
+			"dims",
+			"dmcgowan",
+		]
+
+[people]
+
+# A reference list of all people associated with the project.
+# All other sections should refer to people by their canonical key
+# in the people section.
+
+	# ADD YOURSELF HERE IN ALPHABETICAL ORDER
+
+	[people.adisky]
+	Name = "Aditi Sharma"
+	Email = "adi.sky17@gmail.com"
+	GitHub = "adisky"
+
+	[people.dims]
+	Name = "Davanum Srinivas"
+	Email = "davanum@gmail.com"
+	GitHub = "dims"
+
+	[people.dmcgowan]
+	Name = "Derek McGowan"
+	Email = "derek@mcg.dev"
+	GitHub = "dmcgowan"