Fixed scons version check

Author: naithar

SConstruct

@@ -93,7 +93,7 @@ env.Append(LINKFLAGS=["-arch", env['arch'], '-isysroot', sdk_path, '-F' + sdk_pa
 if env['arch'] == 'armv7':
     env.Prepend(CXXFLAGS=['-fno-aligned-allocation'])
 
-if env['version'] == '3.2':
+if env['version'] == '3.3':
     env.Prepend(CFLAGS=['-std=gnu11'])
     env.Prepend(CXXFLAGS=['-DGLES_ENABLED', '-std=gnu++14'])