[0.16.x] Packager: easier to parse debug messages (#8083) (#8096)

* Packager: easier to parse debug messages (#8083)

* Add new version to logging

* Add easier to search logging

* shorten appended string

* make migrations that run on fresh installs easier to read

(cherry picked from commit 3d9db2543d)

# Conflicts:
#	contrib/packager.io/functions.sh
#	contrib/packager.io/preinstall.sh

* Update contributing.md

src/backend/InvenTree/report/migrations/0026_auto_20240422_1301.py

@@ -2,9 +2,9 @@
 
 import os
 
-from django.db import connection, migrations
 from django.core.files.base import ContentFile
 from django.core.files.storage import default_storage
+from django.db import connection, migrations
 
 import InvenTree.ready
 
@@ -48,7 +48,7 @@ def convert_legacy_labels(table_name, model_name, template_model):
         except Exception:
             # Table likely does not exist
             if not InvenTree.ready.isInTestMode():
-                print(f"Legacy label table {table_name} not found - skipping migration")
+                print(f"\nLegacy label table {table_name} not found - skipping migration")
             return 0
 
         rows = cursor.fetchall()

src/backend/InvenTree/users/migrations/0011_auto_20240523_1640.py

@@ -16,7 +16,7 @@ def clear_sessions(apps, schema_editor):  # pragma: no cover
     try:
         engine = import_module(settings.SESSION_ENGINE)
         engine.SessionStore.clear_expired()
-        print('Cleared all user sessions to deal with GHSA-2crp-q9pc-457j')
+        print('\nCleared all user sessions to deal with GHSA-2crp-q9pc-457j')
     except Exception:
         # Database may not be ready yet, so this does not matter anyhow
         pass