The bundled Axios HTTP client was upgraded from 1.8.4 to 1.13.4. The AxiosError class has been rewritten from a prototype-based pattern to a native ES class, and the CanceledError similarly uses class inheritance.
Evidence
Version constant (search for "1.13.4" in the new version vs "1.8.4" in the old)
Strings lifted out of the shipped bundle, so the claim above can be checked against them.