refactor: inherit Clippy lint config and Rust edition from workspace (#3782)

* refactor: inherit Clippy lint config and Rust edition from workspace

This also ensures developers running `clippy lint` locally get the same
lints as during CI, especially when the Rust toolchain version is fixed
through a `rust-toolchain.toml` file.

* chore(clippy.toml): bump MSRV to 1.87

packages/ariadne/Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "ariadne"
 version = "0.1.0"
-edition = "2024"
+edition.workspace = true
 
 [dependencies]
 serde = { workspace = true, features = ["derive"] }
@@ -13,3 +13,6 @@ rand.workspace = true
 either.workspace = true
 chrono = { workspace = true, features = ["serde"] }
 serde_cbor.workspace = true
+
+[lints]
+workspace = true