Streamline migrations

Use the same layout and remove generated comments

Signed-off-by: Philippe Ombredanne <pombredanne@nexb.com>

Author: pombredanne

vulnerabilities/migrations/0005_auto_20220329_0938.py

@@ -1,4 +1,3 @@
-# Generated by Django 4.0.2 on 2022-03-29 09:38
 
 import hashlib
 import json

vulnerabilities/migrations/0013_auto_20220503_0941.py

@@ -1,5 +1,3 @@
-# Generated by Django 4.0.4 on 2022-05-03 09:41
-
 from django.db import migrations
 
 from django.utils.http import int_to_base36

vulnerabilities/migrations/0014_remove_duplicate_severities.py

@@ -1,25 +1,3 @@
-# Copyright (c)  nexB Inc. and others. All rights reserved.
-# http://nexb.com and https://github.com/nexB/vulnerablecode/
-# The VulnerableCode software is licensed under the Apache License version 2.0.
-# Data generated with VulnerableCode require an acknowledgment.
-#
-# You may not use this software except in compliance with the License.
-# You may obtain a copy of the License at: http://apache.org/licenses/LICENSE-2.0
-# Unless required by applicable law or agreed to in writing, software distributed
-# under the License is distributed on an 'AS IS' BASIS, WITHOUT WARRANTIES OR
-# CONDITIONS OF ANY KIND, either express or implied. See the License for the
-# specific language governing permissions and limitations under the License.
-#
-# When you publish or redistribute any data created with VulnerableCode or any VulnerableCode
-# derivative work, you must accompany this data with the following acknowledgment:
-#
-#  Generated with VulnerableCode and provided on an 'AS IS' BASIS, WITHOUT WARRANTIES
-#  OR CONDITIONS OF ANY KIND, either express or implied. No content created from
-#  VulnerableCode should be considered or used as legal advice. Consult an Attorney
-#  for any legal advice.
-#  VulnerableCode is a free software code scanning tool from nexB Inc. and others.
-#  Visit https://github.com/nexB/vulnerablecode/ for support and download.
-
 from django.db import migrations
 from django.db.models import Count
 from django.db.models import Max

vulnerabilities/migrations/0017_delete_reference_to_cpes_with_empty_urls.py

@@ -1,5 +1,3 @@
-# Generated by Django 4.0.4 on 2022-08-05 12:55
-
 from django.db import migrations
 
 

vulnerabilities/migrations/0020_auto_20220905_1248.py

@@ -1,5 +1,3 @@
-# Generated by Django 4.0.4 on 2022-09-05 12:48
-
 from django.db import migrations