Update dependency openapi-typescript to v7.0.3 (#300)

Author: renovate[bot]

package.json

@@ -29,7 +29,7 @@
     "@biomejs/biome": "1.8.3",
     "@sindresorhus/tsconfig": "6.0.0",
     "ava": "6.1.3",
-    "openapi-typescript": "7.0.2",
+    "openapi-typescript": "7.0.3",
     "typescript": "5.5.3"
   },
   "engines": {