aarch64: Implement sqrtf instruction

Fill in aarch64 opcodes for sqrtf instruction.

Signed-off-by: Marek Vasut <marex@denx.de>
7 jobs for aarch64 in 4 minutes and 22 seconds
Status Job ID Name Coverage
  Build
passed #5176722
android fedora arm64

00:04:22

passed #5176716
debian sid

00:00:57

passed #5176721
gst-ios-13.2
ios arm64

00:00:40

passed #5176720
gst-macos-10.15
macos x86_64

00:00:42

manual #5176719
gstreamer-windows 1809 windows docker allowed to fail manual
msys2
passed #5176717
gstreamer-windows 1809 windows docker
vs2017 amd64

00:00:44

passed #5176718
gstreamer-windows 1809 windows docker
vs2017 x86

00:00:41