Adds hashes for ARMv7 binaries of certain requirements that need so:
[cytoolz](https://www.piwheels.org/project/cytoolz/):
cytoolz-0.10.1-cp37-cp37m-linux_armv7l.whl 5161bef77f7b69bea64b4e052d0da17845e6adae6d09f91cc7e5acfc5cb2c5c4
[lru-dict](https://www.piwheels.org/project/lru-dict/):
lru_dict-1.1.6-cp37-cp37m-linux_armv7l.whl 288d8794e9376fe31d27abc3531d395675b2a910781f26034d5ef79f0ba9cecc
[pycryptodome](https://www.piwheels.org/project/pycryptodome/):
pycryptodome-3.9.8-cp37-cp37m-linux_armv7l.whl be7553b8bea117892f83f52ebfe96929340cacae07f3f6a820291e42168dff62
[toolz](https://www.piwheels.org/project/toolz/):
toolz-0.10.0-py3-none-any.whl c43f7cffb32a3c8e3fb51192cae4dcdbf0a6fee4d07142ca2e443d2bd9f89400
[typed-ast](https://www.piwheels.org/project/typed-ast/):
typed_ast-1.4.1-cp37-cp37m-linux_armv7l.whl 3791f73e5d75aa9a95274679ab4821bd9d16de623c4ecf4900a77a29864ee144
--
Tested on a Raspberry Pi 3 Model B Rev 1.2 running Raspbian Buster.
Tests pass correctly.
Ran a few examples of `new-mnemonic` and `existing-mnemonic`.
Compared resulting `deposit_data-<timestamp>.json` with the ones generated on a Mac for the same set of inputs and they matched.
