Rename DisableAnimations to UseTransitions

[nickrandolph]

GitHub Issue (If applicable): #552

PR Type

What kind of change does this PR introduce?

• Feature

What is the current behavior?

This PR was prematurely merged #553 with DisableAnimations as the property name

What is the new behavior?

UseTransitions is more consistent with the useTransitions parameter passed to the GoToState method
Also switched visual states of both LoadingView and ExtendedSplashScreen to use VisualTransition instead of visual state storyboard so that useTransition will skip the animation.

PR Checklist

Please check if your PR fulfills the following requirements:

• Tested code with current supported SDKs
• Docs have been added/updated which fit documentation template. (for bug fixes / features)
• Unit Tests and/or UI Tests for the changes have been added (for bug fixes / features) (if applicable)
• Wasm UI Tests are not showing unexpected any differences. Validate PR Screenshots Compare Test Run results.
• Contains NO breaking changes
• Updated the Release Notes
• Associated with an issue (GitHub or internal)

Other information

Internal Issue (If applicable):

[github-actions]

Azure Static Web Apps: Your stage site is ready! Visit it here: https://polite-field-01aa64f0f-554.eastus2.azurestaticapps.net

[github-actions]

Azure Static Web Apps: Your stage site is ready! Visit it here: https://polite-field-01aa64f0f-554.eastus2.azurestaticapps.net

[github-actions]

Azure Static Web Apps: Your stage site is ready! Visit it here: https://polite-field-01aa64f0f-554.eastus2.azurestaticapps.net

[github-actions]

Azure Static Web Apps: Your stage site is ready! Visit it here: https://polite-field-01aa64f0f-554.eastus2.azurestaticapps.net

[github-actions]

Azure Static Web Apps: Your stage site is ready! Visit it here: https://polite-field-01aa64f0f-554.eastus2.azurestaticapps.net

[github-actions]

Azure Static Web Apps: Your stage site is ready! Visit it here: https://polite-field-01aa64f0f-554.eastus2.azurestaticapps.net