binutils: Use the default version by default on MIPS

Signed-off-by: Vicente Olivert Riera <Vincent.Riera@imgtec.com>
Reviewed-by: Markos Chandras <markos.chandras@imgtec.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/binutils/Config.in.host

@@ -3,7 +3,7 @@ comment "Binutils Options"
 choice
 	prompt "Binutils Version"
 	depends on !BR2_arc
-	default BR2_BINUTILS_VERSION_2_21 if (BR2_mips || BR2_mipsel || BR2_sh)
+	default BR2_BINUTILS_VERSION_2_21 if BR2_sh
 	default BR2_BINUTILS_VERSION_2_24 if BR2_microblaze || BR2_powerpc64le
 	default BR2_BINUTILS_VERSION_2_22
 	help