chore: update deps

Signed-off-by: Jack Cherng <jfcherng@gmail.com>

Author: jfcherng

.gitignore

@@ -11,4 +11,4 @@ vendor/
 # tmp files
 /var/*
 !/var/.gitkeep
-/branch-*
+/branch-*

.php_cs

@@ -10,7 +10,7 @@ $config = (new PhpCsFixer\Config())
         '@PHP73Migration' => false,
         '@PhpCsFixer' => true,
         '@PhpCsFixer:risky' => true,
-        '@PSR2' => true,
+        '@PSR12' => true,
         '@Symfony' => true,
         '@Symfony:risky' => true,
         'align_multiline_comment' => true,

composer.json

@@ -38,7 +38,7 @@
         "jfcherng/php-sequence-matcher": "^3.2.5"
     },
     "require-dev": {
-        "friendsofphp/php-cs-fixer": "^2.17",
+        "friendsofphp/php-cs-fixer": "^2.18",
         "phan/phan": "^2.5 || ^3 || ^4",
         "phpunit/phpunit": ">=7 <10",
         "squizlabs/php_codesniffer": "^3.5"