submodule: bump openthread from 8bc2504 to 64e064f#192

dependabot[bot] wants to merge 1 commit into

thread-v1.3-tiTexasInstruments/ot-ti:thread-v1.3-tifrom

dependabot/submodules/openthread-64e064fTexasInstruments/ot-ti:dependabot/submodules/openthread-64e064fCopy head branch name to clipboard