Copy legacy HAL header files to the wifi

interface directory.

No-Typo-Check: Unable to update misspelled variables
BYPASS_INCLUSIVE_LANGUAGE_REASON=Moving legacy code

Bug: 271177978
Test: atest VtsHalWifiChipTargetTest \
            VtsHalWifiStaIfaceTargetTest \
	    VtsHalWifiApIfaceTargetTest \
	    VtsHalWifiNanIfaceTargetTest \
	    VtsHalWifiRttControllerTargetTest
Change-Id: I9329c2bc8c816299cabacb4c3702a20b0056929f