package/e2fsprogs: Show toolchain comment only on mmu archs

[Thomas: put BR2_USE_MMU dependency first, as suggested by Yann.]

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Acked-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/e2fsprogs/Config.in

@@ -99,4 +99,5 @@ config BR2_PACKAGE_E2FSPROGS_UUIDGEN
 endif
 
 comment "e2fsprogs needs a toolchain w/ wchar"
+	depends on BR2_USE_MMU
 	depends on !BR2_USE_WCHAR