Bump third_party/openthread/repo from afbb2d5 to 7f0b5fa

[dependabot]

Bumps third_party/openthread/repo from afbb2d5 to 7f0b5fa.

Commits

• 7f0b5fa [cmake] fix OT_TCP option (#8804)
• f4f2d90 Add missing dependencies to "openthread-posix" target (#8801)
• 57ed65e [commissioner] add joiner session timeout (#8776)
• 952420a [cli] update dataset readme with the latest output (#8790)
• 9e1e8f5 [ip6] simplify Ip6::HandleDatagram() (#8787)
• 852d076 [dnssd] support forwarding DNS queries to platform upstream (#8668)
• c311b85 [docs] add Nabu Casa to supporter list (#8785)
• 8c2187e [docker] avoid unnecessary copying when building an image for testing (#8780)
• e3f5bd5 [build] add CMake option for enabling TCP (#8778)
• af5eb1f github-actions: bump actions/upload-artifact from 3.1.1 to 3.1.2 (#8781)
• Additional commits viewable in compare view

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[github-actions]

PR #25337: Size comparison from 3b80154 to 7b85bf9

Decreases (2 builds for qpg)

platform	target	config	section	3b80154	7b85bf9	change	% change
qpg	lighting-app	qpg6105+debug	(read/write)	1151284	1151260	-24	-0.0
			.text	598380	598356	-24	-0.0
	lock-app	qpg6105+debug	(read/write)	1118500	1118460	-40	-0.0
			.text	565600	565560	-40	-0.0

Full report (4 builds for cc32xx, mbed, qpg)

platform	target	config	section	3b80154	7b85bf9	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
mbed	lock-app	CY8CPROTO_062_4343W+release	(read only)	6224	6224	0	0.0
			(read/write)	2467096	2467096	0	0.0
			.bss	215788	215788	0	0.0
			.data	5880	5880	0	0.0
			.text	1429740	1429740	0	0.0
qpg	lighting-app	qpg6105+debug	(read/write)	1151284	1151260	-24	-0.0
			.bss	99804	99804	0	0.0
			.data	852	852	0	0.0
			.text	598380	598356	-24	-0.0
	lock-app	qpg6105+debug	(read/write)	1118500	1118460	-40	-0.0
			.bss	96292	96292	0	0.0
			.data	864	864	0	0.0
			.text	565600	565560	-40	-0.0