update dependencies, ass extensions intl and mbstring

Author: codemasher

composer.json

@@ -22,7 +22,9 @@
 	"require": {
 		"php": "^8.1",
 		"ext-fileinfo": "*",
+		"ext-intl": "*",
 		"ext-json": "*",
+		"ext-mbstring": "*",
 		"ext-simplexml": "*",
 		"ext-zlib": "*",
 		"psr/http-factory":"^1.0"
@@ -32,7 +34,7 @@
 		"phan/phan": "^5.4",
 		"phpmd/phpmd": "^2.15",
 		"phpunit/phpunit": "^10.5",
-		"squizlabs/php_codesniffer": "^3.8"
+		"squizlabs/php_codesniffer": "^3.9"
 	},
 	"autoload": {
 		"psr-4": {