update win q7s env script

cmake/scripts/Q7S/win-q7s-env.sh

@@ -5,7 +5,7 @@ function help () {
 }
 
 TOOLCHAIN_PATH="/c/Xilinx/Vitis/2019.2/gnu/aarch32/nt/gcc-arm-linux-gnueabi/bin"
-SYSROOT="/c/Users/${USER}/eive-software/cortexa9hf-neon-xiphos-linux-gnueabi"
+SYSROOT="/c/Users/${USER}/eive-software/eive-compile-rootfs"
 
 for i in "$@"; do
   case $i in
@@ -46,4 +46,4 @@ if [ -d "$SYSROOT" ]; then
 else 
 	echo "Sysroot path $SYSROOT does not exist"
 	return
-fi
+fi