Update trybuild requirement from =1.0.85 to =1.0.88 (#75)

Updates the requirements on [trybuild](https://github.com/dtolnay/trybuild) to permit the latest version.
- [Release notes](https://github.com/dtolnay/trybuild/releases)
- [Commits](dtolnay/trybuild@1.0.85...1.0.88)

---
updated-dependencies:
- dependency-name: trybuild
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Cargo.toml

@@ -41,4 +41,4 @@ uuid1 = { package = "uuid", version = "1", optional = true }
 paste = "1.0"
 pretty_assertions = "1.0"
 serde = { version = "1.0.158", features = ["derive"] }
-trybuild = "=1.0.85"
+trybuild = "=1.0.88"