[IA64] Eliminate trailing backquote in IA64_SGI_UV

Eliminate trailing backquote in IA64_SGI_UV config.
Signed-off-by: NJack Steiner <steiner@sgi.com>
Signed-off-by: NTony Luck <tony.luck@intel.com>

arch/ia64/Kconfig

@@ -171,8 +171,8 @@ config IA64_SGI_SN2
 	  to select this option.  If in doubt, select ia64 generic support
 	  instead.
 
-config IA64_SGI_UV`
-	bool "SGI-UV`"
+config IA64_SGI_UV
+	bool "SGI-UV"
 	select NUMA
 	select ACPI_NUMA
 	select SWIOTLB