chore(deps): update dependency @japa/assert to v4 (#5)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package.json

@@ -22,7 +22,7 @@
     "@adonisjs/eslint-config": "^1.3.0",
     "@adonisjs/prettier-config": "^1.4.0",
     "@adonisjs/tsconfig": "^1.4.0",
-    "@japa/assert": "^3.0.0",
+    "@japa/assert": "^4.0.1",
     "@japa/expect-type": "^2.0.3",
     "@japa/runner": "^4.1.0",
     "@swc/core": "^1.10.7",