ACQE-5710 : Upgrading php 8.3

Author: manjusha729

composer.json

@@ -26,7 +26,7 @@
         "composer/composer": "^1.9 || ^2.0, !=2.2.16",
         "csharpru/vault-php": "^4.2.1",
         "guzzlehttp/guzzle": "^7.3.0",
-        "laminas/laminas-diactoros": "^2.8",
+        "laminas/laminas-diactoros": "^3.0",
         "monolog/monolog": "^2.3",
         "mustache/mustache": "~2.5",
         "nikic/php-parser": "^4.4",
@@ -47,7 +47,7 @@
         "codacy/coverage": "^1.4",
         "php-coveralls/php-coveralls": "^1.0||^2.2",
         "phpmd/phpmd": "^2.8.0",
-        "phpunit/phpunit": "<=9.5.20",
+        "phpunit/phpunit": "^9.5",
         "sebastian/phpcpd": "~6.0.0",
         "squizlabs/php_codesniffer": "~3.7.0"
     },