Merge branch '227345-support-jacoco-coverage-reports-for-coverage-visualization' into 'master'

Rename SaxDocument to CoberturaDocument

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/158341



Merged-by: Allison Browne <abrowne@gitlab.com>
Approved-by: Aditya Tiwari <atiwari@gitlab.com>
Approved-by: Allison Browne <abrowne@gitlab.com>
Reviewed-by: Aditya Tiwari <atiwari@gitlab.com>
Co-authored-by: pkanellidis <pkanellidis@gitlab.com>