Use proper ScriptCall size in nScriptForEach()

Bug: 26498479

Although the size of struct ScriptCall is not used underneath in the
runtime or drivers, assign the correct value here to avoid confusion.

Change-Id: I8db19538b9f70f3bf9ee849a8724da3d9ee04785
(cherry picked from commit e8f2e445fdb138416043a16659bbf86fbbd3fff8)
1 file changed