chore(primer-miso): vendor JS dependencies

This was created by running:
```sh
curl https://cdn.jsdelivr.net/npm/@bjorn3/[email protected]/dist/debug.js -o primer-miso/frontend/debug.js
curl https://cdn.jsdelivr.net/npm/@bjorn3/[email protected]/dist/fd.js -o primer-miso/frontend/fd.js
curl https://cdn.jsdelivr.net/npm/@bjorn3/[email protected]/dist/fs_mem.js -o primer-miso/frontend/fs_mem.js
curl https://cdn.jsdelivr.net/npm/@bjorn3/[email protected]/dist/fs_opfs.js -o primer-miso/frontend/fs_opfs.js
curl https://cdn.jsdelivr.net/npm/@bjorn3/[email protected]/dist/index.js -o primer-miso/frontend/browser_wasi_shim.js
curl https://cdn.jsdelivr.net/npm/@bjorn3/[email protected]/dist/strace.js -o primer-miso/frontend/strace.js
curl https://cdn.jsdelivr.net/npm/@bjorn3/[email protected]/dist/wasi_defs.js -o primer-miso/frontend/wasi_defs.js
curl https://cdn.jsdelivr.net/npm/@bjorn3/[email protected]/dist/wasi.js -o primer-miso/frontend/wasi.js
curl https://cdn.jsdelivr.net/npm/@bjorn3/[email protected]/dist/wasi.js -o primer-miso/frontend/wasi.js
```

Signed-off-by: George Thomas <[email protected]>

Author: georgefst

primer-miso/frontend/browser_wasi_shim.js

@@ -1,4 +1,4 @@
-import { WASI, OpenFile, File, ConsoleStdout } from "https://cdn.jsdelivr.net/npm/@bjorn3/browser_wasi_shim@0.3.0/dist/index.js";
+import { WASI, OpenFile, File, ConsoleStdout } from "./browser_wasi_shim.js";
 import ghc_wasm_jsffi from "./ghc_wasm_jsffi.js";
 
 const args = [];