IEEE Std 802.11ax™-2021 added regulatory info subfield in HE operation element, add it to the header file. Signed-off-by: Wen Gong <wgong@codeaurora.org> Link: https://lore.kernel.org/r/20210820122041.12157-3-wgong@codeaurora.org Signed-off-by: Johannes Berg <johannes.berg@intel.com>