Update github.com/Microsoft/hcsshim to v0.8.10

Brings in a variety of changes, mostly to the containerd shim.

There is also a change to the Windows layer unpack code which fixes #4301.

Release link: https://github.com/microsoft/hcsshim/releases/tag/v0.8.10

Signed-off-by: Kevin Parsons <kevpar@microsoft.com>

vendor/github.com/Microsoft/hcsshim/internal/schema2/service_properties.go

@@ -0,0 +1,18 @@
+/*
+ * HCS API
+ *
+ * No description provided (generated by Swagger Codegen https://github.com/swagger-api/swagger-codegen)
+ *
+ * API version: 2.4
+ * Generated by: Swagger Codegen (https://github.com/swagger-api/swagger-codegen.git)
+ */
+
+package hcsschema
+
+import "encoding/json"
+
+type ServiceProperties struct {
+	// Changed Properties field to []json.RawMessage from []interface{} to avoid having to
+	// remarshal sp.Properties[n] and unmarshal into the type(s) we want.
+	Properties []json.RawMessage `json:"Properties,omitempty"`
+}