[chip-tool] Clean up ComplexArguments once a command is done

[vivien-apple]

Problem

ComplexArguments are not cleanup up properly in chip-tool interactive mode.

[github-actions]

PR #25343: Size comparison from 511044b to d6d59f7

Full report (1 build for cc32xx)

platform	target	config	section	511044b	d6d59f7	change	% change
cc32xx	lock	CC3235SF_LAUNCHXL		0	0	0	0.0
			(read only)	642609	642609	0	0.0
			(read/write)	203672	203672	0	0.0
			.ARM.attributes	44	44	0	0.0
			.ARM.exidx	8	8	0	0.0
			.bss	197072	197072	0	0.0
			.comment	194	194	0	0.0
			.data	1480	1480	0	0.0
			.debug_abbrev	930077	930077	0	0.0
			.debug_aranges	87280	87280	0	0.0
			.debug_frame	299816	299816	0	0.0
			.debug_info	20256038	20256038	0	0.0
			.debug_line	2655900	2655900	0	0.0
			.debug_loc	2797195	2797195	0	0.0
			.debug_ranges	281768	281768	0	0.0
			.debug_str	3023188	3023188	0	0.0
			.ramVecs	780	780	0	0.0
			.resetVecs	64	64	0	0.0
			.rodata	105761	105761	0	0.0
			.shstrtab	232	232	0	0.0
			.stab	204	204	0	0.0
			.stabstr	441	441	0	0.0
			.stack	2048	2048	0	0.0
			.strtab	377825	377825	0	0.0
			.symtab	256224	256224	0	0.0
			.text	534724	534724	0	0.0