Handle ArgsEscaped for new Sb Server

The PR https://github.com/containerd/containerd/pull/8198 fixed this for CRI but missed clearing the commandline in the forked SB server. This simply adds that back in

Signed-off-by: James Sturtevant <jsturtevant@gmail.com>

pkg/cri/server/container_execsync.go

@@ -146,6 +146,8 @@ func (c *criService) execInternal(ctx context.Context, container containerd.Cont
 	}
 
 	pspec.Args = opts.cmd
+	// CommandLine may already be set on the container's spec, but we want to only use Args here.
+	pspec.CommandLine = ""
 
 	if opts.stdout == nil {
 		opts.stdout = cio.NewDiscardLogger()