build: Pin PHPUnit to 9.5.28

jdforrester · jdforrester · commit a16d860ae833 · 2023-02-23T17:24:55.000-05:00
Change-Id: I1aef185a9daf829bfafb604b0801d20febb3a361
diff --git a/composer.json b/composer.json
@@ -33,7 +33,7 @@
 		"ockcyp/covers-validator": "1.6.0",
 		"php-parallel-lint/php-console-highlighter": "1.0.0",
 		"php-parallel-lint/php-parallel-lint": "1.3.2",
-		"phpunit/phpunit": "^9.5"
+		"phpunit/phpunit": "9.5.28"
 	},
 	"scripts": {
 		"test": [
