Update Skeleton Provider to support rounded corners on Image skeleton

[viktorbilyk]

Problem statement

• We would like to update SkeletonProvider to include support for rounded corners on <Image /> skeleton. Existing version only provides circular skeleton for the images

Recommendation

• To introduce automatic switching between <Image /> skeleton styles by making skeleton aware of rounded prop values

Design intent

As a user I want to be informed when content on the page is loading. I want mock content to match actual content that will be displayed when loading is finished.

Designs

Sample loading state:

Acceptance criteria

This section is intentionally left blank. See story writing process.

Meta

• Include component name and version: v3.0.0
• Willing to design solution: Yes
• Willing to develop solution: Yes
• Has workaround: No
• Do any similar components already exist in TDS (core or community): Yes
• Which teams/applications do you think would use this improvement? NES and EXE teams. Bundle Builder and E-Shop Core applications
• High impact: No