wp_head() adds noindex-metatag | WordPress.org

Google Search Console: If I ‘request indexing’, I got this message:

Crawled as Google Inspection Tool smartphone
Crawl allowed? Yes
Page fetch: Successful
Indexing allowed? error: No: ‘noindex’ detected in ‘robots’ meta tag

The problem:
Somehow this meta tag is added within the -section:

I appreciate your support to fix this problem, thanks.

The page I need help with: [log in to see the link]