Bump PHP 8.4 minimum, replace monolithic PSL with standalone packages, update dependencies

- Drop PHP 8.3 support, require PHP ~8.4.0 || ~8.5.0
- Replace php-standard-library/php-standard-library with standalone packages (file, filesystem, foundation, type) at ^6.1
- Bump php-soap/engine to ^2.20, php-soap/wsdl to ^1.19
- Bump php-soap/engine-integration-tests to ^1.12, php-soap/xml to ^1.10
- Update psalm phpVersion to 8.4

Author: veewee

composer.json

@@ -20,17 +20,20 @@
         }
     ],
     "require": {
-        "php": "~8.3.0 || ~8.4.0 || ~8.5.0",
+        "php": "~8.4.0 || ~8.5.0",
         "ext-soap": "*",
         "ext-dom": "*",
-        "php-standard-library/php-standard-library": "^3.0 || ^4.0 || ^5.0 || ^6.0",
-        "php-soap/engine": "^2.16",
-        "php-soap/wsdl": "^1.14",
+        "php-standard-library/file": "^6.1",
+        "php-standard-library/filesystem": "^6.1",
+        "php-standard-library/foundation": "^6.1",
+        "php-standard-library/type": "^6.1",
+        "php-soap/engine": "^2.20",
+        "php-soap/wsdl": "^1.19",
         "symfony/options-resolver": "^5.4 || ^6.0 || ^7.0 || ^8.0"
     },
     "require-dev": {
-        "php-soap/engine-integration-tests": "^1.10",
-        "php-soap/xml": "^1.9",
+        "php-soap/engine-integration-tests": "^1.12",
+        "php-soap/xml": "^1.10",
         "phpunit/phpunit": "~12.3",
         "vimeo/psalm": "~6.13",
         "php-cs-fixer/shim": "~3.88"

psalm.xml

@@ -3,7 +3,7 @@
     errorLevel="2"
     resolveFromConfigFile="true"
     strictBinaryOperands="true"
-    phpVersion="8.1"
+    phpVersion="8.4"
     allowStringToStandInForClass="true"
     rememberPropertyAssignmentsAfterCall="false"
     skipChecksOnUnresolvableIncludes="false"