Update the logging messages on ID Verification backend (#27061)

Currently in edx.org production, we have seen unhelpful error message that produces noises covering real important errors. This change would update the logging so we can have better and informative error messages for ID Verification

lms/djangoapps/verify_student/views.py

@@ -39,7 +39,6 @@ from lms.djangoapps.commerce.utils import EcommerceService, is_account_activatio
 from lms.djangoapps.verify_student.emails import send_verification_approved_email, send_verification_confirmation_email
 from lms.djangoapps.verify_student.image import InvalidImageData, decode_image_data
 from lms.djangoapps.verify_student.models import SoftwareSecurePhotoVerification, VerificationDeadline
-from lms.djangoapps.verify_student.ssencrypt import has_valid_signature
 from lms.djangoapps.verify_student.tasks import send_verification_status_email
 from lms.djangoapps.verify_student.utils import can_verify_now
 from openedx.core.djangoapps.commerce.utils import ecommerce_api_client
@@ -951,9 +950,10 @@ class SubmitPhotosView(View):
                 "Name must be at least {min_length} character long."
             ).format(min_length=NAME_MIN_LENGTH)
             log.error(
-                ("User {user_id} provided an account name less than {min_length} characters").format(
-                    user_id=request.user.id,
-                    min_length=NAME_MIN_LENGTH
+                (
+                    "User {user_id} suffered ID verification error while submitting a full_name change"
+                ).format(
+                    user_id=request.user.id
                 )
             )
             return HttpResponseBadRequest(msg)
@@ -1074,14 +1074,6 @@ def results_callback(request):  # lint-amnesty, pylint: disable=too-many-stateme
         "Date": request.META.get("HTTP_DATE", "")
     }
 
-    has_valid_signature(
-        "POST",
-        headers,
-        body_dict,
-        settings.VERIFY_STUDENT["SOFTWARE_SECURE"]["API_ACCESS_KEY"],
-        settings.VERIFY_STUDENT["SOFTWARE_SECURE"]["API_SECRET_KEY"]
-    )
-
     _response, access_key_and_sig = headers["Authorization"].split(" ")
     access_key = access_key_and_sig.split(":")[0]