Fix note display and update date, and copyright date

Author: Andriciuc

docs/release-notes/release-notes-v17.9.1.md

@@ -9,7 +9,7 @@ This release of Percona Distribution for PostgreSQL is based on Percona Server f
 This release continues to deliver Percona’s open source value-add components for enterprise use cases, including `pg_stat_monitor` 2.3.2 for advanced query-level observability, `pg_tde` 2.1.2 for Transparent Data Encryption and more. See the full component list below for details.
 
 !!! note
-  To upgrade from earlier versions, follow the steps in [Upgrading Percona Distribution for PostgreSQL](../major-upgrade.md).
+    To upgrade from earlier versions, follow the steps in [Upgrading Percona Distribution for PostgreSQL](../major-upgrade.md).
 
 ### Tarball updates
 

mkdocs-base.yml

@@ -3,7 +3,7 @@
 site_name: Percona Distribution for PostgreSQL
 site_description: Documentation
 site_author: Percona LLC
-copyright:  <a href="https://www.percona.com/about">Percona LLC</a> and/or its affiliates © 2025 — <a href="#__consent">Cookie Consent</a>
+copyright:  <a href="https://www.percona.com/about">Percona LLC</a> and/or its affiliates © 2026 — <a href="#__consent">Cookie Consent</a>
 
 repo_name: percona/postgresql-docs
 repo_url: https://github.com/percona/postgresql-docs

mkdocs-pdf.yml

@@ -3,7 +3,7 @@
 
 INHERIT: mkdocs-base.yml
 
-copyright: Percona LLC, © 2025
+copyright: Percona LLC, © 2026
 
 extra_css:
   - https://unicons.iconscout.com/release/v3.0.3/css/line.css

variables.yml

@@ -11,7 +11,7 @@ pgsmversion: '2.3.2'
 
 date:
 
-  17_9_1: 2026-02-29
+  17_9_1: 2026-02-28
   17_7_1: 2025-12-02
   17_6_1: 2025-09-10
   17_5_3: 2025-09-01