Upgrade PHPUnit to 10.x

Signed-off-by: George Steel <[email protected]>

Author: gsteel

.gitignore

@@ -1,7 +1,5 @@
 /.phpcs-cache
-/.phpunit.result.cache
-/clover.xml
-/coveralls-upload.json
+/.phpunit.cache
 /docs/html/
 /laminas-mkdoc-theme.tgz
 /laminas-mkdoc-theme/

composer.json

@@ -41,7 +41,7 @@
     },
     "require-dev": {
         "laminas/laminas-coding-standard": "~2.5.0",
-        "phpunit/phpunit": "^9.6.6",
+        "phpunit/phpunit": "^10.0.19",
         "psalm/plugin-phpunit": "^0.18.4",
         "vimeo/psalm": "^5.9"
     },