Merge 4.14.307 into android-4.14-q

Merge 4.14.307 into android-4.14-q

Changes in 4.14.307
	wifi: rtl8xxxu: gen2: Turn on the rate control
	powerpc: dts: t208x: Mark MAC1 and MAC2 as 10G
	random: always mix cycle counter in add_latent_entropy()
	powerpc: dts: t208x: Disable 10G on MAC1 and MAC2
	alarmtimer: Prevent starvation by small intervals and SIG_IGN
	uaccess: Add speculation barrier to copy_from_user()
	wifi: mwifiex: Add missing compatible string for SD8787
	Linux 4.14.307

Change-Id: I210b9d5fe107dc6f63e41788c78bed83e9e77c42
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>