Fix some warnings on nightly Rust (#11204)

Shuffle some parens around to work around rust-lang/rust#143653.

Author: alexcrichton

.github/actions/install-rust/action.yml

@@ -28,7 +28,7 @@ runs:
         elif [ "${{ inputs.toolchain }}" = "msrv" ]; then
           echo "version=1.$msrv.0" >> "$GITHUB_OUTPUT"
         elif [ "${{ inputs.toolchain }}" = "wasmtime-ci-pinned-nightly" ]; then
-          echo "version=nightly-2025-06-26" >> "$GITHUB_OUTPUT"
+          echo "version=nightly-2025-07-08" >> "$GITHUB_OUTPUT"
         else
           echo "version=${{ inputs.toolchain }}" >> "$GITHUB_OUTPUT"
         fi

crates/wasmtime/src/runtime/store.rs

@@ -240,9 +240,9 @@ pub struct StoreInner<T: 'static> {
 }
 
 enum ResourceLimiterInner<T> {
-    Sync(Box<dyn FnMut(&mut T) -> &mut (dyn crate::ResourceLimiter) + Send + Sync>),
+    Sync(Box<dyn (FnMut(&mut T) -> &mut dyn crate::ResourceLimiter) + Send + Sync>),
     #[cfg(feature = "async")]
-    Async(Box<dyn FnMut(&mut T) -> &mut (dyn crate::ResourceLimiterAsync) + Send + Sync>),
+    Async(Box<dyn (FnMut(&mut T) -> &mut dyn crate::ResourceLimiterAsync) + Send + Sync>),
 }
 
 enum CallHookInner<T: 'static> {
@@ -753,7 +753,7 @@ impl<T> Store<T> {
     /// [`ResourceLimiter`]: crate::ResourceLimiter
     pub fn limiter(
         &mut self,
-        mut limiter: impl FnMut(&mut T) -> &mut (dyn crate::ResourceLimiter) + Send + Sync + 'static,
+        mut limiter: impl (FnMut(&mut T) -> &mut dyn crate::ResourceLimiter) + Send + Sync + 'static,
     ) {
         // Apply the limits on instances, tables, and memory given by the limiter:
         let inner = &mut self.inner;

crates/wasmtime/src/runtime/store/async_.rs

@@ -40,7 +40,7 @@ impl<T> Store<T> {
     /// [`Config::async_support`](crate::Config::async_support).
     pub fn limiter_async(
         &mut self,
-        mut limiter: impl FnMut(&mut T) -> &mut (dyn crate::ResourceLimiterAsync)
+        mut limiter: impl (FnMut(&mut T) -> &mut dyn crate::ResourceLimiterAsync)
         + Send
         + Sync
         + 'static,