refactor: upgrade miette (#9910)

### Description

Upgrade miette to 7.5.0. This bring some nice changes like `NamedSource`
now being generic so you can get the underlying source instead of a
dynamic trait object.

Some minor formatting changes due to upgrade

### Testing Instructions

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Author: NicholasLYang

Cargo.lock

@@ -44,7 +44,7 @@ strip = true
 # ref: https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#inheriting-a-dependency-from-a-workspace
 [workspace.dependencies]
 async-recursion = "1.0.2"
-miette = { version = "5.10.0", features = ["fancy"] }
+miette = { version = "7.5.0", features = ["fancy"] }
 markdown = "1.0.0-alpha.18"
 
 turbo-trace = { path = "crates/turbo-trace" }