Fix Toolbar Alignment in Model Registry UI

[chandanasirigineedi]

Description

Corrected alignment issues on the Model Registry page #931

How Has This Been Tested?

Locally Tested UI with Mock Backend

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.
• [ X] 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.
• [ X] Verify that UI/UX changes conform the UX guidelines for Kubeflow.
  

[google-oss-prow]

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[chandanasirigineedi]

cc @Al-Pragliola @andreyvelich Can you guys take a look at it, please?

[jenny-s51]

/assign

[jenny-s51]

Thanks for your PR @chandanasirigineedi 🎉 I will pull it down and take a look!

[jenny-s51]

@chandanasirigineedi I PR-ed your PR with some additional refinements here. Can you sync your branch with the latest changes on main before you approve/merge? Thanks!

[chandanasirigineedi]

@jenny-s51 Thank you I’ll update my branch and review again shortly.

[ederign]

/assign @jenny-s51