remove virtfs - it is not suitable for use

Cargo.lock

@@ -2806,7 +2806,6 @@ dependencies = [
  "tempfile",
  "wasi-cap-std-sync",
  "wasi-common",
- "wasi-virtfs",
  "wasmtime",
  "wasmtime-wasi",
  "wat",
@@ -3127,16 +3126,6 @@ dependencies = [
  "zeroize",
 ]
 
-[[package]]
-name = "wasi-virtfs"
-version = "0.22.0"
-dependencies = [
- "anyhow",
- "cap-std",
- "tracing",
- "wasi-common",
-]
-
 [[package]]
 name = "wasm-encoder"
 version = "0.4.0"