ARM: zynq: Dont use 4K sector size support for mini qspi configuration

This patch removes 4K sector size support for Zynq mini qspi configuration
in favour of fast erase speed.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/configs/zynq_cse_qspi_defconfig b/configs/zynq_cse_qspi_defconfig
index 0cc6976..1db6315 100644
--- a/configs/zynq_cse_qspi_defconfig
+++ b/configs/zynq_cse_qspi_defconfig
@@ -67,6 +67,7 @@
 CONFIG_SPI_FLASH_SPANSION=y
 CONFIG_SPI_FLASH_STMICRO=y
 CONFIG_SPI_FLASH_WINBOND=y
+# CONFIG_SPI_FLASH_USE_4K_SECTORS is not set
 CONFIG_DEBUG_UART_ARM_DCC=y
 CONFIG_ZYNQ_QSPI=y
 # CONFIG_EFI_LOADER is not set