Fix the reference link (#217)

Signed-off-by: hankluo6 <[email protected]>

Author: hankluo6

docs/contribute/source/plugin/rusttls.md

@@ -69,4 +69,4 @@ Replace `your_wasm_file.wasm` with the path to your WebAssembly file. The `--rus
 
 That's it! You have successfully built and installed the WasmEdge Rustls plug-in. Please ensure to replace the OpenSSL plug-in with the Rustls plug-in in your WasmEdge runtime configuration if you were previously using OpenSSL. 
 
-For more information, you can refer to the [GitHub repository](https://github.com/WasmEdge/WasmEdge/tree/master/plugins/wasi_crypto).
+For more information, you can refer to the [GitHub repository](https://github.com/WasmEdge/WasmEdge/tree/master/plugins/wasmedge_rustls).

docs/contribute/source/plugin/wasi_crypto.md

@@ -78,4 +78,4 @@ If the built `wasmedge` CLI tool cannot find the WASI-Crypto plug-in, you can se
 
 Then you will have an executable `wasmedge` runtime under `/usr/local/bin` and the WASI-Crypto plug-in under `/usr/local/lib/wasmedge/libwasmedgePluginWasiCrypto.so` after installation.
 
-For more information, you can refer to the [GitHub repository](https://github.com/WasmEdge/WasmEdge/tree/master/plugins/wasmedge_process).
+For more information, you can refer to the [GitHub repository](https://github.com/WasmEdge/WasmEdge/tree/master/plugins/wasi_crypto).