message: Fix wrong filenaem
diff: @@ -136,7 +136,7 @@ export class VariantManager implements vscode.Disposable {
  if (!filepath || !await fs.exists(filepath)) {
  const candidates = [
  path.join(workdir, 'cmake-variants.json'),
  - path.join(workdir, 'cmake-variants.json'),
  + path.join(workdir, 'cmake-variants.yaml'),
  path.join(workdir, '.vscode/cmake-variants.json'),
  path.join(workdir, '.vscode/cmake-variants.yaml'),
  ];
  