SQSERVICES-1029 Refine team feature validate SAML emails

[battermann]

https://wearezeta.atlassian.net/browse/SQSERVICES-1029

Checklist

• The PR Title explains the impact of the change.
• The PR description provides context as to why the change should occur and what the code contributes to that effect. This could also be a link to a JIRA ticket or a Github issue, if there is one.
• changelog.d contains the following bits of information (details):
  • A file with the changelog entry in one or more suitable sub-sections. The sub-sections are marked by directories inside changelog.d.
  • If new config options introduced: added usage description under docs/reference/config-options.md

[fisx]

looks related

Failures:

  test-integration/Test/Spar/Scim/UserSpec.hs:1714:37: 
  1) WireIdPAPIV1.Spar.Scim.User, email validation, not enabled in team, does not give user email
       uncaught exception: HUnitFailure
       HUnitFailure (Just (SrcLoc {srcLocPackage = "main", srcLocModule = "Test.Spar.Scim.UserSpec", srcLocFile = "test-integration/Test/Spar/Scim/UserSpec.hs", srcLocStartLine = 1715, srcLocStartCol = 19, srcLocEndLine = 1715, srcLocEndCol = 30})) "there should be no pending activation\nexpected: Just (ActivationKey {fromActivationKey = AsciiText {toText = \"YN-S4zm89HCCu48mq1SIYNDsU5TkvhZusg5ajbVrLRs=\"}},ActivationCode {fromActivationCode = AsciiText {toText = \"606375\"}})\n but got: Nothing"

  To rerun use: --match "/WireIdPAPIV1/Spar.Scim.User/email validation/not enabled in team/does not give user email/"

  test-integration/Test/Spar/Scim/UserSpec.hs:1714:37: 
  2) WireIdPAPIV2.Spar.Scim.User, email validation, not enabled in team, does not give user email
       uncaught exception: HUnitFailure
       HUnitFailure (Just (SrcLoc {srcLocPackage = "main", srcLocModule = "Test.Spar.Scim.UserSpec", srcLocFile = "test-integration/Test/Spar/Scim/UserSpec.hs", srcLocStartLine = 1715, srcLocStartCol = 19, srcLocEndLine = 1715, srcLocEndCol = 30})) "there should be no pending activation\nexpected: Just (ActivationKey {fromActivationKey = AsciiText {toText = \"wvUgXxWAJLnQ2aEeSW2PDvfMw9UGFWJiALGdblJIiOI=\"}},ActivationCode {fromActivationCode = AsciiText {toText = \"285824\"}})\n but got: Nothing"

[fisx]

Need to take a break, I'll finish the review later.