Revert "Add issue number to the OSXFUSE 3+ message"

This reverts commit 018a5d59.

fuse/node/mount_darwin.go

@@ -58,7 +58,6 @@ For more help, see:
 	https://github.com/ipfs/go-ipfs/issues/177
 
 OSXFUSE versions >3.0.0 are not compatible with version of FUSE library in current use.
-	This will be fixed in near future, see https://github.com/ipfs/go-ipfs/issues/3471
 `
 
 var errStrNeedFuseVersion = `unable to check fuse version.