Different decimal place for crypto and fiat currency

[suyash01]

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• My PR includes only the necessary changes to fix the issue (i.e., no unnecessary files or lines of code are changed).
• 🎬 I've attached a screen recording of using the new code to the next paragraph (if applicable).

Screen recording of interacting with your changes:

What's changed?

Describe with a few bullets what's new:

• Updated to use different decimal place for crypto and fiat currency

Before	After

Risk factors

What may go wrong if we merge your PR?

• Exchange rate wrapping may happen for small screen

In what cases won't your code work?

• ...
• ...

Does this PR close any GitHub issues?

• Closes [BUG] 4 decimal is not enough for crypto #3287

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[ILIYANGERMANOV]

LGTM, left a few comments

[ILIYANGERMANOV]

@suyash01 can you test if the Amount input keyboard works with crypto? I'd appreciate a screen recording where you make a crypto transaction

[suyash01]

recording1.mp4

@ILIYANGERMANOV seems to be working fine with crypto as both to and from