Include CustomMatchers.d.ts in tsconfig.test.json

Author: aryaemami59

packages/toolkit/tsconfig.test.json

@@ -14,7 +14,7 @@
     "src/**/*.test.ts*",
     "src/**/*.test-d.ts*",
     "src/**/*.spec.ts*",
-    "src/**/tests/*",
+    "src/**/tests/**/*",
     "src/**/*.typetest.ts*"
   ]
 }