Release Wasmtime 0.35.0

[wasmtime-publish]

This is an automated pull request from CI which is intended to
notify maintainers that it's time to release Wasmtime version
0.35.0. Version numbers have been bumped
in this PR automatically and the release process will automatically
enter the next stages once this PR is merged.

It's recommended that maintainers double-check that RELEASES.md
is up-to-date. If not please feel free to push to this PR any
modifications to the release notes. Additionally before merging it's
probably best to double-check the release process and make sure that
everything is ship-shape.

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[bjorn3]

No regressions on cg_clif's side. Just needs a small patch to adapt for an api change:

diff --git a/src/lib.rs b/src/lib.rs
index cb18f42f..21939cde 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -301,7 +301,10 @@ fn build_isa(sess: &Session, backend_config: &BackendConfig) -> Box<dyn isa::Tar
         }
     };
 
-    isa_builder.finish(flags)
+    match isa_builder.finish(flags) {
+        Ok(target_isa) => target_isa,
+        Err(err) => sess.fatal(&format!("failed to build TargetIsa: {}", err)),
+    }
 }
 
 /// This is the entrypoint for a hot plugged rustc_codegen_cranelift

[alexcrichton]

I've put the release notes at #3891 for review, and otherwise unless there's any objection I'll merge this later today.

[cfallin]

Good to release from my point of view!