update service config crds, update passive health check

[malizz]

Changes proposed in this PR:

• update service default config's passive health check to add EnforcingConsecutive5xx parameter.

How I've tested this PR:

How I expect reviewers to test this PR:

Checklist:

• [x] Tests added
• [ ] CHANGELOG entry added

  HashiCorp engineers only, community PRs should not add a changelog entry. Entries should use present tense (e.g. Add support for...)