boot/uboot/Config.in: sort uboot's format extensions alphabetically

It's easier to locate given format when it's sorted.

Signed-off-by: Bartosz Bilas <b.bilas@grinn-global.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

boot/uboot/Config.in

@@ -245,47 +245,31 @@ config BR2_TARGET_UBOOT_FORMAT_BIN
 config BR2_TARGET_UBOOT_FORMAT_DTB_BIN
 	bool "u-boot-dtb.bin"
 
-config BR2_TARGET_UBOOT_FORMAT_DTB_IMG
-	bool "u-boot-dtb.img"
+config BR2_TARGET_UBOOT_FORMAT_NAND_BIN
+	bool "u-boot-nand.bin"
 
-config BR2_TARGET_UBOOT_FORMAT_DTB_IMX
-	bool "u-boot-dtb.imx"
+config BR2_TARGET_UBOOT_FORMAT_ELF
+	bool "u-boot.elf"
 
 config BR2_TARGET_UBOOT_FORMAT_IMG
 	bool "u-boot.img"
 
-config BR2_TARGET_UBOOT_FORMAT_ITB
-	bool "u-boot.itb"
+config BR2_TARGET_UBOOT_FORMAT_DTB_IMG
+	bool "u-boot-dtb.img"
 
 config BR2_TARGET_UBOOT_FORMAT_IMX
 	bool "u-boot.imx"
 
-config BR2_TARGET_UBOOT_FORMAT_NAND_BIN
-	bool "u-boot-nand.bin"
+config BR2_TARGET_UBOOT_FORMAT_DTB_IMX
+	bool "u-boot-dtb.imx"
+
+config BR2_TARGET_UBOOT_FORMAT_ITB
+	bool "u-boot.itb"
 
 config BR2_TARGET_UBOOT_FORMAT_KWB
 	bool "u-boot.kwb (Marvell)"
 	depends on BR2_arm
 
-config BR2_TARGET_UBOOT_FORMAT_ELF
-	bool "u-boot.elf"
-
-config BR2_TARGET_UBOOT_FORMAT_SB
-	bool "u-boot.sb (Freescale i.MX28)"
-	depends on BR2_arm
-
-config BR2_TARGET_UBOOT_FORMAT_SD
-	bool "u-boot.sd (Freescale i.MX28)"
-	depends on BR2_arm
-	help
-	  This is Freescale i.MX28 SB format, with a header for booting
-	  from an SD card.
-
-	  U-Boot includes an mxsboot tool to generate this format,
-	  starting from 2011.12.
-
-	  See doc/README.mxs (or doc/README.mx28_common before 2013.07)
-
 config BR2_TARGET_UBOOT_FORMAT_NAND
 	bool "u-boot.nand (Freescale i.MX28)"
 	depends on BR2_arm
@@ -343,6 +327,22 @@ config BR2_TARGET_UBOOT_FORMAT_NAND_ERASE_SIZE
 
 endif
 
+config BR2_TARGET_UBOOT_FORMAT_SB
+	bool "u-boot.sb (Freescale i.MX28)"
+	depends on BR2_arm
+
+config BR2_TARGET_UBOOT_FORMAT_SD
+	bool "u-boot.sd (Freescale i.MX28)"
+	depends on BR2_arm
+	help
+	  This is Freescale i.MX28 SB format, with a header for booting
+	  from an SD card.
+
+	  U-Boot includes an mxsboot tool to generate this format,
+	  starting from 2011.12.
+
+	  See doc/README.mxs (or doc/README.mx28_common before 2013.07)
+
 config BR2_TARGET_UBOOT_FORMAT_CUSTOM
 	bool "Custom (specify below)"
 	help