message: Correct `Not all code paths return a value` issue
diff: @@ -161,7 +161,7 @@ export class Locator {
  syncTeXExternal(line: number, pdfFile: string, rootFile: string) {
  if (!vscode.window.activeTextEditor) {
  - return undefined
  + return
  }
  const texFile = vscode.window.activeTextEditor.document.uri.fsPath
  const configuration = vscode.workspace.getConfiguration('latex-workshop')
  