Fix transfer service dependencies:

- Fill OSVersion field of ocispec.Platform for windows OS in
transfer service plugin init()
- Do not return error from transfer service ReceiveStream if
stream.Recv() returned context.Canceled error

Signed-off-by: Kirtana Ashok <kiashok@microsoft.com>

platforms/platforms_other.go

@@ -28,3 +28,7 @@ func newDefaultMatcher(platform specs.Platform) Matcher {
 		Platform: Normalize(platform),
 	}
 }
+
+func GetWindowsOsVersion() string {
+	return ""
+}