[pgadmin-org/pgadmin4] 4cfcda: Update release note

[Akshay Joshi]

  Branch: refs/heads/master
  Home:   https://github.com/pgadmin-org/pgadmin4
  Commit: 4cfcda5d2f11bd55a1d3302e994c256f76792868
      
https://github.com/pgadmin-org/pgadmin4/commit/4cfcda5d2f11bd55a1d3302e994c256f76792868
  Author: Akshay Joshi <akshay.jo...@enterprisedb.com>
  Date:   2022-12-06 (Tue, 06 Dec 2022)

  Changed paths:
    M docs/en_US/release_notes_6_18.rst

  Log Message:
  -----------
  Update release note