Command palette default opening state - part 1

What does this MR do and why?

There are a variety of command palette improvements

name	status
Command palette default opening state - part 1 (!143353 - merged)	merged 👈
Command palette default opening state - part 2 (!141256 - merged)	merged
Command palette default opening state - part 3 (!142816 - merged)	in review

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Related to #433010 (closed)