UnitV2: New firmware "unitv2_sw_upd_package - 20210604" is corrupted

[saitotetsuya]

The new firmware "unitv2_sw_upd_package - 20210604" is corrupted because 01-Introduction to M5Stack UnitV2.ipynb is a tar file(same as the contents of img file).

[m5stack]

sorry, the firmware seems still to have some bug. we are positioning the issues now.

[Asmodev]

@m5stack This is a very big issue, The M5Stack team needs to get this working, and the wifi access point!