chore: add package rules for Gradle and Maven managers to assign NonSwag

Author: LuggaPugga

.github/renovate.json

@@ -1,4 +1,10 @@
 {
 	"$schema": "https://docs.renovatebot.com/renovate-schema.json",
-	"extends": ["config:recommended", ":disableDependencyDashboard"]
+	"extends": ["config:recommended", ":disableDependencyDashboard"],
+	"packageRules": [
+		{
+			"matchManagers": ["gradle", "gradle-wrapper", "maven"],
+			"assignees": ["NonSwag"]
+		}
+	]
 }