dns: add dns.rrtype keyword v5

[hadiqaalamdar]

Feature #6666

• [x] I have read the contributing guide lines at https://docs.suricata.io/en/latest/devguide/codebase/contributing/contribution-process.html
• [x] I have signed the Open Information Security Foundation contribution agreement at https://suricata.io/about/contribution-agreement/
• [x] I have updated the user guide (in doc/userguide/) to reflect the changes made (if applicable)

Link to redmine ticket: https://redmine.openinfosecfoundation.org/issues/6666

Previous PR: https://github.com/OISF/suricata/pull/10314

Describe changes:

• rebased with master

SV_BRANCH=https://github.com/OISF/suricata-verify/pull/1636

[hadiqaalamdar]

Just noticed that the unit tests in the detect.rs file are of rcode and not rrtype. Will be changing them and creating a new PR.

[hadiqaalamdar]

New PR: https://github.com/OISF/suricata/pull/10459