Make certain QEMU host features optional

Update the prebuilts for making certain QEMU host features optional.

These features aren't needed for the kvm tests, and require libraries.
Make things simpler by disabling them.
diff --git a/linux-x86/qemu/bin/qemu-system-aarch64 b/linux-x86/qemu/bin/qemu-system-aarch64
index 2bdb54d..c429877 100755
--- a/linux-x86/qemu/bin/qemu-system-aarch64
+++ b/linux-x86/qemu/bin/qemu-system-aarch64
Binary files differ
diff --git a/linux-x86/qemu/lib/libform_g.a b/linux-x86/qemu/lib/libform_g.a
index 7406c6f..bb46987 100644
--- a/linux-x86/qemu/lib/libform_g.a
+++ b/linux-x86/qemu/lib/libform_g.a
Binary files differ
diff --git a/linux-x86/qemu/lib/libmenu_g.a b/linux-x86/qemu/lib/libmenu_g.a
index 1a61b94..fd5928a 100644
--- a/linux-x86/qemu/lib/libmenu_g.a
+++ b/linux-x86/qemu/lib/libmenu_g.a
Binary files differ
diff --git a/linux-x86/qemu/lib/libncurses_g.a b/linux-x86/qemu/lib/libncurses_g.a
index 3351cb6..1b66a29 100644
--- a/linux-x86/qemu/lib/libncurses_g.a
+++ b/linux-x86/qemu/lib/libncurses_g.a
Binary files differ
diff --git a/linux-x86/qemu/lib/libpanel_g.a b/linux-x86/qemu/lib/libpanel_g.a
index 9ce95ec..cdedfab 100644
--- a/linux-x86/qemu/lib/libpanel_g.a
+++ b/linux-x86/qemu/lib/libpanel_g.a
Binary files differ
diff --git a/linux-x86/qemu/lib/libpython3.8.so b/linux-x86/qemu/lib/libpython3.8.so
index 7c495c0..12033ac 100755
--- a/linux-x86/qemu/lib/libpython3.8.so
+++ b/linux-x86/qemu/lib/libpython3.8.so
Binary files differ
diff --git a/linux-x86/qemu/lib/libpython3.8.so.1.0 b/linux-x86/qemu/lib/libpython3.8.so.1.0
index 7c495c0..12033ac 100755
--- a/linux-x86/qemu/lib/libpython3.8.so.1.0
+++ b/linux-x86/qemu/lib/libpython3.8.so.1.0
Binary files differ