Update to mark Fuhon as deprecated. (#1303)

* Update to mark Fuhon as deprecated.

This update is in response to issue #1298.

* prettier --write

---------

Co-authored-by: Ian Davis <ianconsolata@gmail.com>
Co-authored-by: Ian Davis <jungziege@gmail.com>

content/implementations/_index.md

@@ -14,7 +14,7 @@ Filecoin is targeting [multiple implementations](https://filecoin.io/blog/announ
 
 - [Lotus](https://lotu.sh): the Go-based implementation, supported by [Protocol Labs](https://protocol.ai),
 - [Forest](https://github.com/ChainSafe/forest): the Rust-based implementation, supported by [ChainSafe](https://chainsafe.io),
-- [Fuhon](https://github.com/filecoin-project/cpp-filecoin): the C++-based implementation, supported by [Soramitsu](https://soramitsu.co.jp),
+- [Fuhon (deprecated)](https://github.com/filecoin-project/cpp-filecoin): the C++-based implementation, supported by [Soramitsu](https://soramitsu.co.jp),
 - [Venus](https://github.com/filecoin-project/go-filecoin): a second Go-based implementation of Filecoin, previously called `go-filecoin`, which is maintained by the [IPFS-Force Community](https://github.com/ipfs-force-community).
 
 {{<dashboard-impl>}}

content/implementations/fuhon.md

@@ -1,5 +1,5 @@
 ---
-title: Fuhon
+title: Fuhon (deprecated)
 weight: 4
 dashboardWeight: 1
 dashboardState: reliable
@@ -15,3 +15,5 @@ Fuhon is the C++ implementation of Filecoin. The implementation uses Rust librar
 You can find the Fuhon codebase [here](https://github.com/filecoin-project/cpp-filecoin).
 
 The Fuhon implementation of Filecoin is supported by [Soramitsu](https://soramitsu.co.jp/).
+
+Since May 2022, this implementation has been deprecated and out of support. The existing code repositories will remain public.