fix lints

Author: davidbarsky

editors/code/src/ctx.ts

@@ -22,7 +22,7 @@ import {
 import { execRevealDependency } from "./commands";
 import { PersistentState } from "./persistent_state";
 import { bootstrap } from "./bootstrap";
-import { RustAnalyzerExtensionApi } from "./main";
+import type { RustAnalyzerExtensionApi } from "./main";
 
 // We only support local folders, not eg. Live Share (`vlsl:` scheme), so don't activate if
 // only those are in use. We use "Empty" to represent these scenarios