new: Add Lab release notes (#1033)

Author: tonilastre

pages/release-notes.mdx

@@ -260,6 +260,22 @@ labeled with `jepsen`).
   Leiden community detection is [GraphRAG](/ai-ecosystem/graph-rag).
   [#508](https://github.com/memgraph/mage/pull/508)
 
+## Lab v2.18.0 - Nov 6, 2024
+
+{<h3> New features and improvements </h3>}
+
+- Enable HTTPS in Lab without needing a reverse proxy,
+  using self-signed or custom certificates with environment
+  variables `SSL_IS_ENABLED`, `SSL_CERT_PATH` and
+  `SSL_KEY_PATH`.
+- Logs in the Lab no longer show system Cypher calls with
+  Memgraph version 2.21 or above.
+
+{<h3> Bug fixes </h3>}
+
+- SSO redirect for Lab when configured with HTTPS works
+  as expected now.
+
 ## Memgraph v2.20.1 - Oct 10, 2024
 
 {<h3> Bug fixes </h3>}