[ldap] simplify connection handling since we deleted ldapuser source, we don't need anymore the get_connection and ConnectionWrapper stuff (that was used to put the ldap connection into the cnxset). Also, we should simply let connection errors propagate so this is properly reported to import logs.

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sync_schema_props_perms('cw_source', syncprops=False)

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if schema['BigInt'].eid is None:

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    add_entity_type('BigInt')