update to Testbench v7 & composer update

composer.json

@@ -10,10 +10,10 @@
     ],
     "require": {
         "ext-json": "*",
-        "php": "^7.2|^8.0"
+        "php": "^8.0"
     },
     "require-dev": {
-        "orchestra/testbench": "^5.0"
+        "orchestra/testbench": "^7.0"
     },
     "autoload": {
         "psr-4" : {

phpunit.xml

@@ -1,21 +1,16 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<phpunit backupGlobals="false"
-         backupStaticAttributes="false"
-         bootstrap="vendor/autoload.php"
-         colors="true"
-         convertErrorsToExceptions="true"
-         convertNoticesToExceptions="true"
-         convertWarningsToExceptions="true"
-         processIsolation="false"
-         stopOnFailure="false">
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" backupGlobals="false" backupStaticAttributes="false"
+         bootstrap="vendor/autoload.php" colors="true" convertErrorsToExceptions="true"
+         convertNoticesToExceptions="true" convertWarningsToExceptions="true" processIsolation="false"
+         stopOnFailure="false" xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.3/phpunit.xsd">
+    <coverage processUncoveredFiles="true">
+        <include>
+            <directory suffix=".php">./src</directory>
+        </include>
+    </coverage>
     <testsuites>
         <testsuite name="Unit">
             <directory suffix="Test.php">./tests/Unit</directory>
         </testsuite>
     </testsuites>
-    <filter>
-        <whitelist processUncoveredFilesFromWhitelist="true">
-            <directory suffix=".php">./src</directory>
-        </whitelist>
-    </filter>
 </phpunit>