message: feat: improve python-import provider
  latest coc has changed the source name
diff: @@ -243,7 +243,7 @@ class ImportCompletionProvider implements CompletionItemProvider {
  if (first !== last && first === 'from' && last !== 'import' && !last.endsWith(',')) {
  return [{ label: 'import' }];
  }
  - const source = sources.getSource('pyright-1');
  + const source = sources.sources.find((s) => s.name.includes('pyright'));
  if (!source) return [];
  // @ts-ignore
  const result = await source.doComplete(context.option, token);
  