Re-add ajv-draft-04 (#71)

There seems to be some unusual import error that end users get without
this package. I have proposed a potential solution in the dependency
repo: APIDevTools/swagger-parser#268

In the meantime, we just put this back here.

Author: bh2smith

package.json

@@ -58,14 +58,15 @@
     "@typescript-eslint/parser": "^8.23.0",
     "@vitest/coverage-v8": "^3.0.5",
     "ajv": "^8.17.1",
+    "ajv-draft-04": "^1.0.0",
     "eslint": "^9.15.0",
     "eslint-plugin-import": "^2.31.0",
     "prettier": "^3.4.2",
     "tsup": "^8.3.6",
     "tsx": "^4.7.1",
     "typescript": "^5.7.3",
     "vitest": "^3.0.5"
-  }, 
+  },
   "overrides": {
     "secp256k1": ">=5.0.1",
     "elliptic": ">=6.6.0"