Update setup.py

Author: xwings

setup.py

@@ -15,7 +15,7 @@
 requirements = [
     "capstone>=4.0.1",
     "unicorn>=2.0.0-rc3",
-    "pefile==2021.5.24",
+    "pefile>=2021.9.3",
     "python-registry>=1.3.1",
     "keystone-engine>=0.9.2",
     "pyelftools>=0.26",