Remove cranelift.

I should be configuring cranelift globally in my per-machine configs, not spreading my build preferences in the project's Cargo.toml.

Cargo.toml

@@ -1,5 +1,3 @@
-cargo-features = ["codegen-backend"]
-
 [package]
 name = "webhook_bridge"
 version = "0.0.1"
@@ -61,10 +59,3 @@ tracing-subscriber = { version = "0.3.18", default-features = false, features =
 inherits = "release"
 lto = true
 strip = "symbols"
-
-[target.'cfg(target_os = "linux")'.profile.dev]
-codegen-backend = "cranelift"
-
-[profile.dev.package."*"]
-codegen-backend = "llvm"
-opt-level = 3