Update readme.md to change unzip password location.

Author: yhchuang

README.md

@@ -1,4 +1,3 @@
-All installers are zipped with password: 123456
 
 -------------
 N588L_V1.07.000 SP5 
@@ -98,4 +97,7 @@ Based on SDS V1.05.000 and add the following issues.
 
 [Features]
 + Support play by index function.
-+ Support to apply the property about shift sample position on UltraIO file.
++ Support to apply the property about shift sample position on UltraIO file.
+
+-------------
+All installers are zipped with password: 123456