binutils: switch to use 2.28.x as the default version

Now that binutils 2.29 has been released, it is time to move to
binutils 2.28.x as the default binutils version, instead of 2.27.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/binutils/Config.in.host

@@ -2,8 +2,7 @@ comment "Binutils Options"
 
 choice
 	prompt "Binutils Version"
-	default BR2_BINUTILS_VERSION_2_27_X
-	default BR2_BINUTILS_VERSION_2_28_X if (BR2_arm && !BR2_USE_MMU)
+	default BR2_BINUTILS_VERSION_2_28_X
 	depends on !BR2_arc
 	help
 	  Select the version of binutils you wish to use.

package/binutils/binutils.mk

@@ -11,7 +11,7 @@ ifeq ($(BINUTILS_VERSION),)
 ifeq ($(BR2_arc),y)
 BINUTILS_VERSION = arc-2017.03
 else
-BINUTILS_VERSION = 2.27
+BINUTILS_VERSION = 2.28.1
 endif
 endif # BINUTILS_VERSION