microblaze: Fix typo in Kconfig

s/Exectuable/Executable/

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig
index 6e394a4..050aca3 100644
--- a/arch/microblaze/Kconfig
+++ b/arch/microblaze/Kconfig
@@ -248,7 +248,7 @@
 
 source "mm/Kconfig"
 
-menu "Exectuable file formats"
+menu "Executable file formats"
 
 source "fs/Kconfig.binfmt"