Remove unused import

Signed-off-by: Joe Subbiani <joe.subbiani@arm.com>
diff --git a/tests/scripts/translate_ciphers.py b/tests/scripts/translate_ciphers.py
index 39339c3..eec3407 100755
--- a/tests/scripts/translate_ciphers.py
+++ b/tests/scripts/translate_ciphers.py
@@ -26,7 +26,6 @@
 """
 
 import re
-import sys
 import argparse
 
 def translate_gnutls(m_cipher):