Plugin: Bump minimum required WordPress version to 6.4 (#60780)

Bump the "Required WP version" field to 6.4.
Additionally, bumps the "Tested up to" field to 6.5; as a consequence of the latter, update the Performance Tests' reference commit.

.github/workflows/performance.yml

@@ -68,13 +68,13 @@ jobs:
             - name: Compare performance with base branch
               if: github.event_name == 'push'
               # The base hash used here need to be a commit that is compatible with the current WP version
-              # The current one is 9bb75b35ec0daa46e8cd60c46619f522c7edd453 and it needs to be updated every WP major release.
+              # The current one is 9725060a5b18904c6cc5fdbe4b06fbde7419e02c and it needs to be updated every WP major release.
               # It is used as a base comparison point to avoid fluctuation in the performance metrics.
               run: |
                   WP_VERSION=$(awk -F ': ' '/^Tested up to/{print $2}' readme.txt)
                   IFS=. read -ra WP_VERSION_ARRAY <<< "$WP_VERSION"
                   WP_MAJOR="${WP_VERSION_ARRAY[0]}.${WP_VERSION_ARRAY[1]}"
-                  ./bin/plugin/cli.js perf $GITHUB_SHA 9bb75b35ec0daa46e8cd60c46619f522c7edd453 --tests-branch $GITHUB_SHA --wp-version "$WP_MAJOR"
+                  ./bin/plugin/cli.js perf $GITHUB_SHA 9725060a5b18904c6cc5fdbe4b06fbde7419e02c --tests-branch $GITHUB_SHA --wp-version "$WP_MAJOR"
 
             - name: Compare performance with custom branches
               if: github.event_name == 'workflow_dispatch'
@@ -97,7 +97,7 @@ jobs:
                   CODEHEALTH_PROJECT_TOKEN: ${{ secrets.CODEHEALTH_PROJECT_TOKEN }}
               run: |
                   COMMITTED_AT=$(git show -s $GITHUB_SHA --format="%cI")
-                  ./bin/log-performance-results.js $CODEHEALTH_PROJECT_TOKEN trunk $GITHUB_SHA 9bb75b35ec0daa46e8cd60c46619f522c7edd453 $COMMITTED_AT
+                  ./bin/log-performance-results.js $CODEHEALTH_PROJECT_TOKEN trunk $GITHUB_SHA 9725060a5b18904c6cc5fdbe4b06fbde7419e02c $COMMITTED_AT
 
             - name: Archive debug artifacts (screenshots, HTML snapshots)
               uses: actions/upload-artifact@1746f4ab65b179e0ea60a494b83293b640dd5bba # v4.3.2

gutenberg.php

@@ -3,7 +3,7 @@
  * Plugin Name: Gutenberg
  * Plugin URI: https://github.com/WordPress/gutenberg
  * Description: Printing since 1440. This is the development plugin for the block editor, site editor, and other future WordPress core functionality.
- * Requires at least: 6.3
+ * Requires at least: 6.4
  * Requires PHP: 7.2
  * Version: 18.2.0
  * Author: Gutenberg Team

readme.txt

@@ -1,6 +1,6 @@
 === Gutenberg ===
 Contributors: matveb, joen, karmatosed
-Tested up to: 6.4
+Tested up to: 6.5
 Stable tag: V.V.V
 License: GPLv2 or later
 License URI: http://www.gnu.org/licenses/gpl-2.0.html