gx: update ipldcbor

I previously optimized the IPLD cbor decoder to *not* encode and then re-decode
objects when constructing them with `WrapObject`. Unfortunately, we rely on this
to canonicalize the object before computing the tree/links.

License: MIT
Signed-off-by: Steven Allen <steven@stebalien.com>

merkledag.go

@@ -11,8 +11,8 @@ import (
 	blocks "gx/ipfs/QmVA4mafxbfH5aEvNz8fyoxC6J1xhAtw88B4GerPznSZBg/go-block-format"
 
 	cid "gx/ipfs/QmTprEaAA2A9bst5XH7exuyi5KzNMK3SEDNN8rBDnKWcUS/go-cid"
+	ipldcbor "gx/ipfs/QmXgUVPAxjMLZSyxx818YstJJAoRg3nyPWENmBLVzLtoax/go-ipld-cbor"
 	node "gx/ipfs/QmYNyRZJBUYPNrLszFmrBrPJbsBh2vMsefz5gnDpB5M1P6/go-ipld-format"
-	ipldcbor "gx/ipfs/QmemYymP73eVdTUUMZEiSpiHeZQKNJdT5dP2iuHssZh1sR/go-ipld-cbor"
 )
 
 // TODO: We should move these registrations elsewhere. Really, most of the IPLD