Merge branch 'bugfix/fix_beacon_frame_vendor_ie_issue_v3.1' into 'release/v3.1'

bugfix: Place the Vendor Specific element at the end according to the protocol (backport v3.1)

See merge request espressif/esp-idf!7780
This commit is contained in:
Jiang Jiang Jian
2020-03-17 13:44:45 +08:00