Revert "file_finder: Remove common segments of long paths in search results (#25049)" (#25163)

This reverts commit 9ef0501853 due to a
panic.

```
{
  "thread": "main",
  "payload": "9 is not a valid char boundary in path \"crates/…/LiveKitBridge/\"",
  "location_data": {
    "file": "crates/file_finder/src/file_finder.rs",
    "line": 646
  }
}
```

Release Notes:

- N/A

Cargo.toml

@@ -701,7 +701,6 @@ codegen-units = 16
 [workspace.lints.clippy]
 dbg_macro = "deny"
 todo = "deny"
-too_many_arguments = "allow"
 
 # Motivation: We use `vec![a..b]` a lot when dealing with ranges in text, so
 # warning on this rule produces a lot of noise.