[BUG] Localize decimal formatting & amount input

[ILIYANGERMANOV]

Describe the bug
" User feedback:
Hi,
I would like to hide decimal points.
Decimal points don't reflect local number settings
Still see go premium even bought it.
If you need more info please let me know.
"

To Reproduce
Steps to reproduce the behavior:

1. Set currency to CZK
2. Input 9000 CZK as the amount
3. See error
   Error: 9000 CZK should be formatted as "9 000" instead of "9,000"

Expected behavior
A clear and concise description of what you expected to happen.

Screenshots

Solution

Use localized grouping separator. For CZK (space) should be used instead of ,.

[ILIYANGERMANOV]

Format XXX XXX, XX (thousands by space, decimal by comma)