Remove two Digicert root certificates that are expiring in January 2021

The following two Digicert roots are expiring in Jan 2021 and needs action -

CN=Thawte Timestamping CA, OU=Thawte Certification, O=Thawte, L=Durbanville, ST=Western Cape, C=ZA

EMAILADDRESS=premium-server@thawte.com, CN=Thawte Premium Server CA, OU=Certification Services Division, O=Thawte Consulting cc, L=Cape Town, ST=Western Cape, C=ZA

EXPIRATION DATE FOR BOTH CERTS: 1/1/2021

Please ensure not to remove the certs before the expiration date.