dont try to make a virtfs today. instead, delete virtfs example.

docs/examples-rust-wasi-fs.md

@@ -1,21 +0,0 @@
-# WASI
-
-You can also [browse this source code online][code] and clone the wasmtime
-repository to run the example locally.
-
-[code]: https://github.com/bytecodealliance/wasmtime/blob/main/examples/wasi/main.rs
-
-This example shows off how to run a wasi binary with a memory filesystem.
-
-## Wasm Source code
-
-```rust,ignore
-{{#include ../examples/wasi-fs/wasm/wasi-fs.rs}}
-```
-
-
-## `wasi-fs.rs`
-
-```rust,ignore
-{{#include ../examples/wasi-fs/main.rs}}
-```