update to WASI v0.3.0

.github/workflows/test.yaml

@@ -116,7 +116,7 @@ jobs:
 
       - uses: taiki-e/install-action@v2
         with:
-          tool: wasmtime-cli@43.0.0
+          tool: wasmtime-cli@46.0.1
 
       - uses: actions/setup-python@v5
         with:

CONTRIBUTING.md

@@ -74,13 +74,13 @@ Be sure to run `git diff` and verify everything looks right before proceeding,
 and make manual edits if necessary.
 
 Next, commit your changes and open a PR.  Once that PR is merged, tag and sign
-the commit using `git tag -s v0.23.0` and push it using e.g. `git push v0.23.0`.
+the commit using `git tag -s v0.23.0` and push it using `git push v0.23.0`.
 
 Merging the PR to main will also kick off a release build, updating the `canary`
 release.  When that finishes, go to the [canary release
 page](https://github.com/bytecodealliance/componentize-py/releases/tag/canary)
 and download the `componentize_py-0.23.0-*.whl` and
-`componentize_py-0.23.0.tar.gz` file, move them into a newly-created `dist`
+`componentize_py-0.23.0.tar.gz` files, move them into a newly-created `dist`
 directory, and run the following:
 
 ```shell