Fix panic in crease folding (zed-industries#51531)

Fixes ZED-5BZ

Release Notes:

- N/A

Author: ConradIrwin

crates/project/src/lsp_command.rs

@@ -4857,9 +4857,14 @@ impl LspCommand for GetFoldingRanges {
         self,
         message: proto::GetFoldingRangesResponse,
         _: Entity<LspStore>,
-        _: Entity<Buffer>,
-        _: AsyncApp,
+        buffer: Entity<Buffer>,
+        mut cx: AsyncApp,
     ) -> Result<Self::Response> {
+        buffer
+            .update(&mut cx, |buffer, _| {
+                buffer.wait_for_version(deserialize_version(&message.version))
+            })
+            .await?;
         message
             .ranges
             .into_iter()