chore: add changeset and reduce tags to 5 for WordPress.org compliance

Author: josephfusco

.changeset/wp69-wpgraphql-logging.md

@@ -0,0 +1,10 @@
+---
+"@wpengine/wpgraphql-logging-wordpress-plugin": patch
+---
+
+Verify WordPress 6.9 compatibility and update CI test matrix
+
+- Tested compatibility with WordPress 6.9
+- Updated CI test matrix to WordPress 6.9, 6.8, 6.7 (dropped 6.5, 6.6)
+- Updated dev dependencies (wordpress-core, wordpress-stubs to ^6.9, phpcompatibility to ^9.3)
+- Reduced readme.txt tags to 5 for WordPress.org compliance

plugins/wpgraphql-logging/readme.txt

@@ -1,6 +1,6 @@
 === WPGraphQL Logging ===
 Contributors: ahuseyn, colin-murphy, joefusco, thdespou, wpengine
-Tags: GraphQL, Headless, WPGraphQL, React, Rest, Logging, Performance, Debugging, Monitoring
+Tags: wpgraphql, logging, headless, performance, debugging
 Requires at least: 6.5
 Tested up to: 6.9
 Requires PHP: 8.1.2