webui: prohibit setting rid base with ipa-trust-ad-posix type
Base RID is no longer editable for ipa-trust-ad-posix range type
Adder dialog:
- Range type selector was moved up because it affects a field above it
Details page:
- Only fields relevant to range's type are visible
https://fedorahosted.org/freeipa/ticket/4221
Reviewed-By: Tomas Babej <tbabej@redhat.com>