[9.20] fix: dev: DNSSEC EDE system tests on FIPS platform

Changes introducing the support of extended DNS error code 1 and 2 uses
SHA-1 digest for some tests which break FIPS platform. The digest itself
was irrelevant, another digest is used.

Backport of MR !10002

Merge branch 'backport-colin/fix-fips-9807-9.20' into 'bind-9.20'

See merge request isc-projects/bind9!10031