chore(deps): update dependency ts-morph to v21

Author: renovate[bot]

package-lock.json

@@ -23,7 +23,7 @@
     "js-yaml": "4.1.0",
     "orval": "6.25.0",
     "prettier": "3.2.5",
-    "ts-morph": "20.0.0",
+    "ts-morph": "21.0.1",
     "tslib": "2.6.2",
     "tsup": "8.0.2",
     "typescript": "5.3.3"