Respect file exclusions in ruff server (#11590)

## Summary

Closes https://github.com/astral-sh/ruff/issues/11587.

## Test Plan

- Added a lint error to `test_server.py` in `vscode-ruff`.
- Validated that, prior to this change, diagnostics appeared in the
file.
- Validated that, with this change, no diagnostics were shown.
- Validated that, with this change, no diagnostics were fixed on-save.

crates/ruff_server/src/server/api/diagnostics.rs

@@ -10,6 +10,7 @@ pub(super) fn generate_diagnostics(snapshot: &DocumentSnapshot) -> Diagnostics {
     if snapshot.client_settings().lint() {
         crate::lint::check(
             snapshot.query(),
+            snapshot.query().settings().file_resolver(),
             snapshot.query().settings().linter(),
             snapshot.encoding(),
         )