fix: add crypto import (aws#1408)

aws#1389 this change broke LSP initialization as the file does not add the required import for crypto.
Added the required import

Author: shruti0085

server/aws-lsp-codewhisperer/src/language-server/workspaceContext/workspaceContextServer.ts

@@ -5,6 +5,7 @@ import {
     Server,
     WorkspaceFolder,
 } from '@aws/language-server-runtimes/server-interface'
+import * as crypto from 'crypto'
 import { cleanUrl, isDirectory, isEmptyDirectory, isLoggedInUsingBearerToken } from './util'
 import { ArtifactManager, FileMetadata, SUPPORTED_WORKSPACE_CONTEXT_LANGUAGES } from './artifactManager'
 import { WorkspaceFolderManager } from './workspaceFolderManager'