Fix remaining style issues

Author: mihirmpatil

src/tools/mongodb/delete/dropSearchIndex.ts

@@ -1,4 +1,3 @@
-import { z } from "zod";
 import { CallToolResult } from "@modelcontextprotocol/sdk/types.js";
 import { SearchIndexOperationArgs, MongoDBToolBase } from "../mongodbTool.js";
 import { ToolArgs, OperationType } from "../../tool.js";

src/tools/mongodb/mongodbTool.ts

@@ -13,7 +13,7 @@ export const DbOperationArgs = {
 export const SearchIndexOperationArgs = {
     database: z.string().describe("Database name"),
     collection: z.string().describe("Collection name"),
-    searchIndexName: z.string().describe("Search Index or Vector Search Index name"), 
+    searchIndexName: z.string().describe("Search Index or Vector Search Index name"),
 };
 
 export abstract class MongoDBToolBase extends ToolBase {