lmbench: indentation in Config.in should be done using <tab>

Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

package/lmbench/Config.in

@@ -9,4 +9,4 @@ config BR2_PACKAGE_LMBENCH
 	  http://sourceforge.net/projects/lmbench/
 
 comment "lmbench requires a toolchain with RPC support"
-        depends on !BR2_INET_RPC
+	depends on !BR2_INET_RPC