fix: Fix formatting requests hanging when r-a is still starting

The reason for that was that we were calculating the crate defmaps
of the file we are saving by accident causing us to get stuck waiting
on their expensive computation, while we only need the relevant crate
id.

crates/rust-analyzer/src/global_state.rs

@@ -8,7 +8,7 @@ use std::{sync::Arc, time::Instant};
 use crossbeam_channel::{unbounded, Receiver, Sender};
 use flycheck::FlycheckHandle;
 use ide::{Analysis, AnalysisHost, Cancellable, Change, FileId};
-use ide_db::base_db::{CrateId, FileLoader, SourceDatabase};
+use ide_db::base_db::{FileLoader, SourceDatabase};
 use lsp_types::{SemanticTokens, Url};
 use parking_lot::{Mutex, RwLock};
 use proc_macro_api::ProcMacroServer;
@@ -398,11 +398,10 @@ impl GlobalStateSnapshot {
         url_from_abs_path(path)
     }
 
-    pub(crate) fn cargo_target_for_crate_root(
+    pub(crate) fn cargo_target_for_file_id(
         &self,
-        crate_id: CrateId,
+        file_id: FileId,
     ) -> Option<(&CargoWorkspace, Target)> {
-        let file_id = self.analysis.crate_root(crate_id).ok()?;
         let path = self.vfs.read().0.file_path(file_id);
         let path = path.as_path()?;
         self.workspaces.iter().find_map(|ws| match ws {