chore: update code formatting and logging

- Remove unused import in HydeKeywordsStrategy.ts
- Add newline before logging code snippet count in Catalyser.ts

Author: phodal

src/agent/catalyser/Catalyser.ts

@@ -55,6 +55,7 @@ export class Catalyser {
 		}
 
 		if (evaluateOutput.chunks.length > 0) {
+			channel.append("\n")
 			channel.appendLine("Found " + evaluateOutput.chunks.length + " code snippets\n");
 			for (let chunk of evaluateOutput.chunks) {
 				// a file path will be like: `build.gradle.kts (0-5)`, we need to parse range from name

src/code-search/search-strategy/HydeKeywordsStrategy.ts

@@ -12,7 +12,6 @@ import { CustomActionPrompt } from "../../prompt-manage/custom-action/CustomActi
 import { AutoDevStatus, AutoDevStatusManager } from "../../editor/editor-api/AutoDevStatusManager";
 import { LlmProvider } from "../../llm-provider/LlmProvider";
 import { channel } from "../../channel";
-import { TextRange } from "../scope-graph/model/TextRange";
 import { LocalEmbeddingProvider } from "../embedding/LocalEmbeddingProvider";
 import { ContextItem, RetrieveOption } from "../retrieval/Retrieval";
 import { StrategyOutput } from "./_base/StrategyOutput";