wasmtime: drop wasi-common as a dev-dependency

This was no longer needed, and was adding build time to testing wasmtime
(rebuilt every time wasmtime changes, because it depends on wasmtime)
for no reason

prtest:full

Author: pchickey

Cargo.lock

@@ -100,7 +100,6 @@ env_logger = { workspace = true }
 proptest = { workspace = true }
 rand = { workspace = true }
 tempfile = { workspace = true }
-wasi-common = { path = "../wasi-common", default-features = true }
 libtest-mimic = { workspace = true }
 cranelift-native = { workspace = true }
 wasmtime-test-util = { workspace = true }