Re-enable component model *.wast tests (#4577)

* Re-enable component model `*.wast` tests

These accidentally stopped running as part of #4556 on CI since I forgot
one more location to touch a feature gate.

* Enable logging in component tests

This is a small convenience to get log messages during testing for
components by default.

Cargo.toml

@@ -60,6 +60,7 @@ wat = "1.0.47"
 once_cell = "1.9.0"
 rayon = "1.5.0"
 component-macro-test = { path = "crates/misc/component-macro-test" }
+wasmtime-wast = { path = "crates/wast", version = "=0.40.0", features = ['component-model'] }
 
 [target.'cfg(windows)'.dev-dependencies]
 windows-sys = { version = "0.36.0", features = ["Win32_System_Memory"] }