libatomic_ops: mark as supporting aarch64

[Thomas: fix typo in the patch: BR2_aarch64 -> BR2_aarch64.]

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/libatomic_ops/Config.in

@@ -1,5 +1,5 @@
 config BR2_PACKAGE_LIBATOMIC_OPS
 	bool "libatomic_ops"
-	depends on BR2_arm || BR2_armeb || BR2_i386 || BR2_sparc || BR2_powerpc || BR2_x86_64
+	depends on BR2_arm || BR2_armeb || BR2_aarch64 || BR2_i386 || BR2_sparc || BR2_powerpc || BR2_x86_64
 	help
 	  Atomic operations library