i2c: Enabled CONFIG_SYS_I2C_ZYNQ in the respective defconfig

This patch enabled CONFIG_SYS_I2C_ZYNQ in the respective
defconfig.

Signed-off-by: Vipul Kumar <vipulk@xilinx.com>
Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/configs/topic_miamiplus_defconfig b/configs/topic_miamiplus_defconfig
index 496c43e..82674a9 100644
--- a/configs/topic_miamiplus_defconfig
+++ b/configs/topic_miamiplus_defconfig
@@ -30,6 +30,7 @@
 CONFIG_FPGA_XILINX=y
 CONFIG_FPGA_ZYNQPL=y
 CONFIG_DM_GPIO=y
+CONFIG_SYS_I2C_ZYNQ=y
 CONFIG_MMC_SDHCI=y
 CONFIG_MMC_SDHCI_ZYNQ=y
 CONFIG_SPI_FLASH=y