Revert "Update Nextcloud SMS to 2.0.6 (70)"
Revert "Update Nextcloud SMS to 2.0.6 (70)"

There is no 2.0.6 tag.

This reverts commit 922027885b6959b0f8d7e9b82dd42c5f2bdaafe9.

f-droid/fdroiddata,f-droid/fdroiddata