DOC-659 | Remove LDAP (#463)

* Remove LDAP docs, release notes

* Fine-tune

* Remove link

* Mention removal of 18xx LDAP error codes

Author: Simran-B

site/content/3.12/about-arangodb/features/_index.md

@@ -94,7 +94,7 @@ security, such as for scaling graphs and managing your data safely.
 - Multi-tenant deployment option for the transactional guarantees and
   performance of a single server
 - Enhanced data security with on-disk and backup encryption, key rotation,
-  audit logging, and LDAP authentication
+  and audit logging
 - Incremental backups without downtime and off-site replication
 
 See all [Enterprise Edition Features](enterprise-edition.md).
@@ -120,7 +120,6 @@ See all [Enterprise Edition Features](enterprise-edition.md).
 | ACID transactions for multi-document / multi-collection queries on single servers, for single document operations in clusters, and for multi-document queries in clusters for collections with a single shard | In addition, ACID transactions for multi-collection queries using the OneShard feature |
 | Always read from leader shards in clusters | Optionally allow dirty reads to **read from followers** to scale reads |
 | TLS key and certificate rotation | In addition, **key rotation for JWT secrets** and **server name indication** (SNI) |
-| Built-in user management and authentication | Additional **LDAP authentication** option |
 | Only server logs | **Audit log** of server interactions |
 | No on-disk encryption | **Encryption at Rest** with hardware-accelerated on-disk encryption and key rotation |
 | Only regular backups | **Datacenter-to-Datacenter Replication** for disaster recovery |

site/content/3.12/about-arangodb/features/enterprise-edition.md

@@ -103,9 +103,6 @@ features outlined below. For additional information, see
 - [**Auditing**](../../operations/security/audit-logging.md):
   Audit logs of all server interactions.
 
-- [**LDAP Authentication**](../../components/arangodb-server/ldap.md):
-  ArangoDB user authentication with an LDAP server.
-
 - [**Encryption at Rest**](../../operations/security/encryption-at-rest.md):
   Hardware-accelerated on-disk encryption for your data.
 

site/content/3.12/about-arangodb/features/highlights-by-version.md

@@ -401,7 +401,7 @@ Also see [What's New in 3.3](../../release-notes/version-3.3/whats-new-in-3-3.md
 
 **Enterprise Edition**
 
-- [**LDAP integration**](../../components/arangodb-server/ldap.md): Users and permissions
+- **LDAP integration**: Users and permissions
   can be managed from outside ArangoDB with an LDAP server in different
   authentication configurations.