style: format tsconfig.tests.json

The file was rewritten by a script that expanded its arrays one entry per line,
which oxfmt rejects.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

Author: lxsmnsyc

tsconfig.tests.json

@@ -1,17 +1,9 @@
 {
   "extends": "./tsconfig.json",
-  "include": [
-    "playwright.config.ts",
-    "vitest.config.ts",
-    "src/**/*.test.ts",
-    "tests",
-    "examples"
-  ],
+  "include": ["playwright.config.ts", "vitest.config.ts", "src/**/*.test.ts", "tests", "examples"],
   "exclude": [],
   "compilerOptions": {
     "noEmit": true,
-    "types": [
-      "node"
-    ]
+    "types": ["node"]
   }
 }