Applies suggestions from Nidhi

Co-authored-by: nidhibhammar <59045594+nidhibhammar@users.noreply.github.com>

Author: gvasquezvargas

advocacy_docs/pg_extensions/pgvector/rel_notes/pgvector_0.8.1_rel_notes.mdx

@@ -7,5 +7,5 @@ In addition to the [pgvector 0.8.1 changes](https://github.com/pgvector/pgvector
 
 |  Type   |                                              Description                                              |
 | ------- | ----------------------------------------------------------------------------------------------------- |
-| Feature | Added support for PostgreSQL 18, EDB Postgres Extended Server 18, and EDB Postgres Advanced Server 18 |
+| Feature | Added support for PostgreSQL 18, EDB Postgres Extended Server 18, and EDB Postgres Advanced Server 18. |
 

advocacy_docs/pg_extensions/pgvector/rel_notes/pgvector_0.8.2_rel_notes.mdx

@@ -7,4 +7,4 @@ In addition to the [pgvector 0.8.2 changes](https://github.com/pgvector/pgvector
 
 |   Type   |                             Description                                  |
 | -------- | ------------------------------------------------------------------------ |
-| Security | Fixes [CVE-2026-3172](https://github.com/advisories/GHSA-789c-mgqf-5hwx) |
+| Security | This release includes a security fix [CVE-2026-3172](https://github.com/advisories/GHSA-789c-mgqf-5hwx). |