Fix: optimize option

Author: wo01

setup.py

@@ -2,7 +2,7 @@
 
 yescrypt_module = Extension('yescrypt',
                             sources = ['yescrypt.c'],
-                            extra_compile_args=['-march=native', '-funroll-loops', '-fomit-frame-pointer'],
+                            extra_compile_args=['-O2', '-funroll-loops', '-fomit-frame-pointer'],
                             include_dirs=['.'])
 
 setup (name = 'yescrypt',