tee_bin_parser.py: fix issues reported by pycodestyle

Fixes issues reported by: pycodestyle tee_bin_parser.py.
Patch obtained by running: autopep8 -i tee_bin_parser.py.

Signed-off-by: Jerome Forissier <jerome.forissier@linaro.org>
Acked-by: Jens Wiklander <jens.wiklander@linaro.org>
diff --git a/scripts/tee_bin_parser.py b/scripts/tee_bin_parser.py
index 5f7dd3f..8356ad5 100755
--- a/scripts/tee_bin_parser.py
+++ b/scripts/tee_bin_parser.py
@@ -4,8 +4,9 @@
 # Copyright (c) 2016, Linaro Limited
 import struct
 
+
 def main():
-    with open ("../out/arm/core/tee.bin", "rb") as f:
+    with open("../out/arm/core/tee.bin", "rb") as f:
         data = f.read(4)
         magic = struct.unpack('<I', data)
         print("Magic: \t\t0x%08x" % magic)
@@ -42,5 +43,6 @@
         pgd_size = struct.unpack('<I', data)
         print("Pages size: \t0x%04x" % pgd_size)
 
+
 if __name__ == "__main__":
-        main()
+    main()