Add a warning to /e/ install instructions to avoid fastboot -w failing?

[AnotherElk]

@Manoj: And another one …

Problems installing /e/ on my Fairphone 3

Hi, I get the following errors by sending “fastboot -w” to my unlocked fairphone that was not in use before and has no data: wiping userdata… Invalid erase-block-size 512: must be a power of 2 and at least 4096. Invalid logical-block-size 512: must be a power of 2 and at least 4096. mke2fs 1.44.1 (24-Mar-2018) /tmp/TemporaryFile-dTzSKp: Nicht implementierte Ext2-Bibliotheksfunktion beim Erstellen des Superblocks /usr/lib/android-sdk/platform-tools/mke2fs failed with status 1 mke2fs faile…