Updated dependencies

Author: kukulich

composer.json

@@ -11,14 +11,14 @@
 	"require": {
 		"php": "^7.1",
 		"phpstan/phpdoc-parser": "0.3.5 - 0.4.0",
-		"squizlabs/php_codesniffer": "dev-master"
+		"squizlabs/php_codesniffer": "^3.5.3"
 	},
 	"require-dev": {
 		"jakub-onderka/php-parallel-lint": "1.0.0",
 		"phing/phing": "2.16.1",
-		"phpstan/phpstan": "0.11.19|^0.12",
-		"phpstan/phpstan-phpunit": "0.11.2|^0.12",
-		"phpstan/phpstan-strict-rules": "0.11.1|^0.12",
+		"phpstan/phpstan": "0.11.19|0.12",
+		"phpstan/phpstan-phpunit": "0.11.2|0.12",
+		"phpstan/phpstan-strict-rules": "0.11.1|0.12",
 		"phpunit/phpunit": "7.5.17|8.4.3",
 		"dealerdirect/phpcodesniffer-composer-installer": "0.5.0"
 	},