[FluxC backport] [In Person Payments] Capture payment with min amount error handling

[wzieba]

This PR is backport of wordpress-mobile/WordPress-FluxC-Android#3128

It doesn't include instrumentation/e2e tests changes as these tests weren't moved into woocommerce-android.

[wpmobilebot]

📲 You can test the changes from this Pull Request in WooCommerce-Wear Android by scanning the QR code below to install the corresponding build.

	App Name	WooCommerce-Wear Android
	Platform	⌚️ Wear OS
	Flavor	Jalapeno
	Build Type	Debug
	Commit	6c62f8c
	Direct Download	woocommerce-wear-prototype-build-pr13450-6c62f8c.apk

[wpmobilebot]

📲 You can test the changes from this Pull Request in WooCommerce Android by scanning the QR code below to install the corresponding build.

	App Name	WooCommerce Android
	Platform	📱 Mobile
	Flavor	Jalapeno
	Build Type	Debug
	Commit	6c62f8c
	Direct Download	woocommerce-prototype-build-pr13450-6c62f8c.apk

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 0% with 25 lines in your changes missing coverage. Please review.

Project coverage is 37.86%. Comparing base (bc699f8) to head (6c62f8c).
Report is 70 commits behind head on trunk.

Files with missing lines	Patch %	Lines
...wc/payments/inperson/InPersonPaymentsRestClient.kt	0.00%	23 Missing ⚠️
...yments/inperson/WCCapturePaymentResponsePayload.kt	0.00%	2 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##              trunk   #13450      +/-   ##
============================================
- Coverage     37.87%   37.86%   -0.01%     
  Complexity     8947     8947              
============================================
  Files          2049     2049              
  Lines        112026   112045      +19     
  Branches      14170    14171       +1     
============================================
  Hits          42426    42426              
- Misses        65721    65740      +19     
  Partials       3879     3879              

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[kidinov]

LGTM! Thanks @wzieba