Remove mutable-globals requirement

This is now enabled by default in Rust / LLVM.

README.md

@@ -126,7 +126,7 @@ The easiest way to configure those flags is:
 
    ```toml
    [target.wasm32-unknown-unknown]
-   rustflags = ["-C", "target-feature=+atomics,+bulk-memory,+mutable-globals"]
+   rustflags = ["-C", "target-feature=+atomics,+bulk-memory"]
 
    [unstable]
    build-std = ["panic_abort", "std"]
@@ -147,7 +147,7 @@ If you prefer not to configure those parameters by default, you can pass them as
 In that case, the whole command looks like this:
 
 ```sh
-RUSTFLAGS='-C target-feature=+atomics,+bulk-memory,+mutable-globals' \
+RUSTFLAGS='-C target-feature=+atomics,+bulk-memory' \
   rustup run nightly-2024-08-02 \
   wasm-pack build --target web [...] \
   -- -Z build-std=panic_abort,std

demo/package.json

@@ -2,7 +2,7 @@
   "private": true,
   "scripts": {
     "build:wasm-st": "wasm-pack build --target web",
-    "build:wasm-mt": "cross-env RUSTFLAGS=\"-C target-feature=+atomics,+bulk-memory,+mutable-globals\" wasm-pack build --target web --out-dir pkg-parallel -- --features parallel -Z build-std=panic_abort,std",
+    "build:wasm-mt": "cross-env RUSTFLAGS=\"-C target-feature=+atomics,+bulk-memory\" wasm-pack build --target web --out-dir pkg-parallel -- --features parallel -Z build-std=panic_abort,std",
     "build:wasm": "run-p build:wasm-st build:wasm-mt",
     "build": "npm run build:wasm && webpack build ./index.js --mode production -o dist --output-filename index.js && shx cp index.html dist/"
   },

test/.cargo/config.toml

@@ -1,5 +1,5 @@
 [target.wasm32-unknown-unknown]
-rustflags = ["-C", "target-feature=+atomics,+bulk-memory,+mutable-globals"]
+rustflags = ["-C", "target-feature=+atomics,+bulk-memory"]
 
 [unstable]
 build-std = ["panic_abort", "std"]