HackerOne: Insecure SHA1withRSA in b5s.hackerone-ext-content.com and a4l.hackerone-ext-content.com

Hello, I just found some minor issue with RSA 2048 bits SHA1withRSA in b5s.hackerone-ext-content.com and a4l.hackerone-ext-content.com thru Qualys SSL Labs and wanted to report it. Proof of Concept https://www.ssllabs.com/ssltest/analyze.html?d=b5s.hackerone-ext-content.com Result: SHA1withRSA...