dep_checker: add support for v19.x branch (#71)

Author: facutuesca

dep_checker/dependencies.py

@@ -56,6 +56,7 @@ def get_cpe(self, repo_path: Path) -> Optional[str]:
 
 dependencies_per_branch: dict[str, list[str]] = {
     "main": common_dependencies + ["nghttp3", "ngtcp2", "undici"],
+    "v19.x": common_dependencies + ["nghttp3", "ngtcp2", "undici"],
     "v18.x": common_dependencies + ["nghttp3", "ngtcp2", "undici"],
     "v16.x": common_dependencies + ["undici"],
     "v14.x": common_dependencies,