Composer: up minimum PHPCS to 3.5.6 (sirbrillig#250)

.. to allow for arrow function support to work properly.

Co-authored-by: jrfnl <jrfnl@users.noreply.github.com>

Author: jrfnl

README.md

@@ -13,7 +13,7 @@ Plugin for PHP_CodeSniffer static analysis tool that adds analysis of problemati
 
 ### Requirements
 
-VariableAnalysis requires PHP 5.4 or higher and [PHP CodeSniffer](https://github.com/squizlabs/PHP_CodeSniffer) version 3.5.0 or higher.
+VariableAnalysis requires PHP 5.4 or higher and [PHP CodeSniffer](https://github.com/squizlabs/PHP_CodeSniffer) version 3.5.6 or higher.
 
 ### With PHPCS Composer Installer
 

composer.circleci.json

@@ -38,7 +38,7 @@
     },
     "require" : {
         "php" : ">=5.4.0",
-        "squizlabs/php_codesniffer": "^3.1"
+        "squizlabs/php_codesniffer": "^3.5.6"
     },
     "require-dev": {
         "phpunit/phpunit": "^4.0 || ^5.0 || ^6.5 || ^7.0 || ^8.0"

composer.json

@@ -43,7 +43,7 @@
     },
     "require" : {
         "php" : ">=5.4.0",
-        "squizlabs/php_codesniffer": "^3.5"
+        "squizlabs/php_codesniffer": "^3.5.6"
     },
     "require-dev": {
         "phpunit/phpunit": "^5.0 || ^6.5 || ^7.0 || ^8.0",