ARM: socfpga: Fix default mtdparts

The default mtdparts value grew a trailing zero during the Kconfig
conversion. This is because the mtdparts value in the header file
had a \0 at the end, which got misconverted into plain 0 instead of
being dropped.

Signed-off-by: Marek Vasut <marex@denx.de>
Fixes: 43ede0bca7fc ("Kconfig: Migrate MTDIDS_DEFAULT / MTDPARTS_DEFAULT")
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/socfpga_sr1500_defconfig b/configs/socfpga_sr1500_defconfig
index 08b829d..107a131 100644
--- a/configs/socfpga_sr1500_defconfig
+++ b/configs/socfpga_sr1500_defconfig
@@ -29,7 +29,7 @@
 CONFIG_CMD_TIME=y
 CONFIG_CMD_EXT4_WRITE=y
 CONFIG_MTDIDS_DEFAULT="nor0=ff705000.spi.0"
-CONFIG_MTDPARTS_DEFAULT="mtdparts=ff705000.spi.0:1m(u-boot),256k(env1),256k(env2),14848k(boot),16m(rootfs),-@1536k(UBI)0"
+CONFIG_MTDPARTS_DEFAULT="mtdparts=ff705000.spi.0:1m(u-boot),256k(env1),256k(env2),14848k(boot),16m(rootfs),-@1536k(UBI)"
 CONFIG_CMD_UBI=y
 # CONFIG_ISO_PARTITION is not set
 # CONFIG_EFI_PARTITION is not set