docs: depth flag default value

[milaninfy]

documentation of ls command specifies that depth flag if not set defaults to 1 but as per code it uses 0 as default value.

cli/lib/commands/ls.js

Lines 113 to 116 in dc31c1b

	const filterDefaultDepth = depth === null ? Infinity : depth
	const depthToPrint = (all || args.length)
	? filterDefaultDepth
	: (depth || 0)

fixes: #7979