Pin dependency tsx to 4.20.3 (#26)

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

Author: renovate[bot]

pr-review/package-lock.json

@@ -47,7 +47,7 @@
     "prettier": "3.6.2",
     "rimraf": "6.0.1",
     "ts-node": "10.9.2",
-    "tsx": "^4.20.3",
+    "tsx": "4.20.3",
     "typescript": "5.8.3",
     "yaml": "2.8.0"
   }

pr-review/package.json

@@ -44,7 +44,7 @@
     "eslint-plugin-unicorn": "56.0.1",
     "prettier": "3.6.2",
     "prettier-eslint": "16.4.2",
-    "tsx": "^4.20.3",
+    "tsx": "4.20.3",
     "typescript": "5.8.3",
     "yaml": "2.8.0"
   }