Composer: bump a few dependencies

Includes minor documentation update for the PHPCS ruleset.

Author: jrfnl

composer.json

@@ -21,8 +21,8 @@
     },
     "require-dev" : {
         "php" : "~8.4",
-        "phpcsstandards/phpcsdevcs": "^1.1.6",
-        "phpstan/phpstan": "^2.0.0"
+        "phpcsstandards/phpcsdevcs": "^1.2.0",
+        "phpstan/phpstan": "^2.1.15"
     },
     "config": {
         "allow-plugins": {

phpcs.xml.dist

@@ -29,12 +29,9 @@
     -->
 
     <rule ref="PHPCSDev">
-        <!-- Allow for the file docblock on the line directly following the PHP open tag.
-             As the sniff in PHPCS does not use modular error codes (yet - see PR #2729),
-             the complete error code needs to be disabled, not just the bit involving
-             the file docblocks.
-        -->
+        <!-- Only needed for PHPCS 3.x. This exclusion can be removed when PHPCSDevCS drops support for PHPCS 3.x. -->
         <exclude name="PSR12.Files.FileHeader.SpacingAfterBlock"/>
+
         <exclude name="PEAR.Commenting.FileComment.MissingPackageTag"/>
     </rule>