Update codesniffer package to work with Modern Totara

Author: angelakuznetsova

.idea/.gitignore

@@ -4,7 +4,7 @@ This project contains a Code Sniffer Standard for Totara Learn.
 
 ## Prerequisites
 
- * PHP 7.4 or higher
+ * PHP 7.4 or higher (including PHP 8.4 and 8.5)
  * Composer (https://getcomposer.org/)
 
 ***
@@ -118,8 +118,8 @@ The Totara standard does include the PHPCompatibility standard as well to check
 By default the PHPCompatibility rules will check only the PHP version you are running the phpcs command on. To choose a specific version to check either set the version on the console 
 
 ```
-# to run all the checks for PHP 7.1, PHP 7.2 and PHP 7.3
-/path/to/phpcs --runtime-set testVersion 7.1-7.3 ...
+# to run all the checks for PHP 8.4 and PHP 8.5
+/path/to/phpcs --runtime-set testVersion 8.4-8.5 ...
 ```
 or have a "testVersion" configuration option in your phpcs.xml file.
 
@@ -151,4 +151,4 @@ vendor/bin/phpunit
 
 There is also a pre-commit hook for git to run Code Sniffer on commit.
 
-Check out the [instructions](git-hook) on how to use it.
+Check out the [instructions](git-hook) on how to use it.