Fixes a UI regression by setting the correct height in the Page Layout Picker skeleton view

[antonis]

Description

Fixes a regression introduced in #16597 by setting the correct height in the Page Layout Picker skeleton view

To test:

1. Tap the ➕ button on the My Site screen
2. Select Site Page
3. Rotate the device before while in the loading/skeleton view
4. Verify no change in behaviour of this screen

Before

before.mp4

After

after.mp4

Regression Notes

1. Potential unintended areas of impact
   N/A

2. What I did to test those areas of impact (or what existing automated tests I relied on)
   N/A

3. What automated tests I added (or what prevented me from doing so)
   N/A

PR submission checklist:

• I have completed the Regression Notes.
• I have considered adding accessibility improvements for my changes.
• I have considered if this change warrants user-facing release notes and have added them to RELEASE-NOTES.txt if necessary.

[peril-wordpress-mobile]

You can trigger optional UI/connected tests for these changes by visiting CircleCI here.

[peril-wordpress-mobile]

You can test the changes on this Pull Request by downloading the APKs:

• Jetpack-pr-16599-build-123822.apk

• WordPress-pr-16599-build-123822.apk

[peril-wordpress-mobile]

	Warnings
⚠️	PR is not assigned to a milestone.
⚠️	PR is not assigned to a milestone.

Generated by 🚫 dangerJS

[mkevins]

Nice work Antonis! I've confirmed that this fixes the issue.