tinymembench: Fix typo error on dependence

It should be BR2_MIPS_NABI64 instead of BR_MIPS_NABI64

Fixes:

   http://autobuild.buildroot.net/results/c5d/c5da2d99c09b1a2f7da23f1636f1ccc8978cc4a3/

Signed-off-by: Vicente Olivert Riera <Vincent.Riera@imgtec.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/tinymembench/Config.in

@@ -1,6 +1,6 @@
 config BR2_PACKAGE_TINYMEMBENCH
 	bool "tinymembench"
-	depends on !BR2_MIPS_NABI32 && !BR_MIPS_NABI64
+	depends on !BR2_MIPS_NABI32 && !BR2_MIPS_NABI64
 	help
 	  Tinymembench is a simple memory benchmark program, which
 	  tries to measure the peak bandwidth of sequential memory