Remove unused command code #3796

Job	Run time
lint / lint	1m 22s
vscode / native (macos-latest)	59s
agent / native (macos-latest)	50s
vscode / native (windows-latest)	4m 10s
build / build	1m 50s
agent / native (windows-latest)	1m 11s
vscode / native (ubuntu-latest)	1m 26s
agent / native (ubuntu-latest)	35s
home-view-unit-tests / lint	13s
package / vscode	4m 26s
archive / archive	48s
vscode-ui / ui-tests (ubuntu-latest)	6m 53s
upload / upload	1m 21s
	26m 4s

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