Remove trailing zeros in the `0.0100 BTC` on the `Not enough funds left for future withdrawals` modal

[michalinacienciala]

This is how the modal looks:

I think it would be nice to change 0.0100 BTC to 0.01 BTC. Low prio though :)

[linear[bot]]

AENG-28 Remove trailing zeros in the `0.0100 BTC` on the `Not enough funds left for future withdrawals` modal