[Shipping labels] Remove extra divider from shipment details bottom sheet

[irfano]

Part of WOOMOB-580

Description

This removes an unnecessary extra divider from the shipment details bottom sheet.

Steps to reproduce

1. Go to orders.
2. Select an order that has a purchased shipment.
3. Tap Create shipping label button.
4. Tap Shipment Details bottom to open the bottom sheet.

The tests that have been performed

Steps above

Images/gif

Before	After

• I have considered if this change warrants release notes and have added them to RELEASE-NOTES.txt if necessary. Use the "[Internal]" label for non-user-facing changes.

[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	92118e9
	Direct Download	woocommerce-wear-prototype-build-pr14456-92118e9.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	92118e9
	Direct Download	woocommerce-prototype-build-pr14456-92118e9.apk

[codecov-commenter]

Codecov Report

❌ Patch coverage is 0% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 37.95%. Comparing base (a8c5399) to head (92118e9).
⚠️ Report is 47 commits behind head on trunk.

Files with missing lines	Patch %	Lines
...oid/ui/orders/wooshippinglabels/ShipmentDetails.kt	0.00%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##              trunk   #14456      +/-   ##
============================================
- Coverage     37.95%   37.95%   -0.01%     
+ Complexity     9188     9187       -1     
============================================
  Files          1989     1989              
  Lines        112311   112311              
  Branches      14814    14814              
============================================
- Hits          42630    42629       -1     
  Misses        65799    65799              
- Partials       3882     3883       +1     

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[hichamboushaba]

Thanks @irfano