Fixed alignment and padding issues on the Model Registry UI page.

[chandanasirigineedi]

Description

Adjusted alignment and padding for improved layout on the Model Registry UI page

How Has This Been Tested?

Tested locally using a mock backend environment.

Merge criteria:

• All the commits have been signed-off (To pass the DCO check)

• [ X] The commits have meaningful messages; the author will squash them after approval or in case of manual merges will ask to merge with squash.
• Testing instructions have been added in the PR body (for PRs involving changes that are not immediately obvious).
• [ X] The developer has manually tested the changes and verified that the changes work.
• Code changes follow the kubeflow contribution guidelines.
• For first time contributors: Please reach out to the Reviewers to ensure all tests are being run, ensuring the label ok-to-test has been added to the PR.

If you have UI changes

• The developer has added tests or explained why testing cannot be added.
• [X ] Included any necessary screenshots or gifs if it was a UI change.
• Verify that UI/UX changes conform the UX guidelines for Kubeflow.
  

[google-oss-prow]

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