arm64: zynqmp: Dont use 4K sector size support for mini qspi configuration

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

Signed-off-by: Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/configs/xilinx_zynqmp_mini_qspi_defconfig b/configs/xilinx_zynqmp_mini_qspi_defconfig
index 383f868..998e6d8 100644
--- a/configs/xilinx_zynqmp_mini_qspi_defconfig
+++ b/configs/xilinx_zynqmp_mini_qspi_defconfig
@@ -60,6 +60,7 @@
 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_SPI=y
 CONFIG_ZYNQMP_GQSPI=y
 # CONFIG_EFI_LOADER is not set