Move the verifier script code to the executable

Change-Id: Ifb5f7df3ebd7fc08ca61b9edce6341ffde19bfdc
Signed-off-by: Mate Toth-Pal <mate.toth-pal@arm.com>
diff --git a/iat-verifier/tests/test_verifier.py b/iat-verifier/tests/test_verifier.py
index 7725039..7824ea6 100644
--- a/iat-verifier/tests/test_verifier.py
+++ b/iat-verifier/tests/test_verifier.py
@@ -9,8 +9,8 @@
 import tempfile
 import unittest
 
-from iatverifier.util import convert_map_to_token_files
-from iatverifier.verify import extract_iat_from_cose, PSAIoTProfile1TokenVerifier
+from iatverifier.psa_iot_profile1_token_verifier import PSAIoTProfile1TokenVerifier
+from iatverifier.util import convert_map_to_token_files, extract_iat_from_cose
 from iatverifier.verifiers import VerifierConfiguration