Fix space view cloning to also copy entity properties (visible time range, etc.)

[abey79]

What

• Part of Cloning a space view doesn't clone all of its configuration state #4977

Checklist

• I have read and agree to Contributor Guide and the Code of Conduct
• I've included a screenshot or gif (if applicable)
• I have tested the web demo (if applicable):
  • Using newly built examples: app.rerun.io
  • Using examples from latest main build: app.rerun.io
  • Using full set of examples from nightly build: app.rerun.io
• The PR title and labels are set such as to maximize their usefulness for the next release's CHANGELOG

• PR Build Summary
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[teh-cmc]

• Related: Setup interactive release checklist #4970

In the future, this is exactly the kind of PR where we would want to add an interactive test to the checklist.