Allow teams to not have a location

Last year we had teams for Volunteers and "No Team", this lets us have that without making a location for "N/A"

helpdesk/teams/migrations/0005_alter_team_options_alter_team_pit_location.py

@@ -0,0 +1,23 @@
+# Generated by Django 4.2.11 on 2024-04-10 18:14
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('teams', '0004_add_team_comment'),
+    ]
+
+    operations = [
+        migrations.AlterModelOptions(
+            name='team',
+            options={'ordering': ['tla']},
+        ),
+        migrations.AlterField(
+            model_name='team',
+            name='pit_location',
+            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.PROTECT, to='teams.teampitlocation'),
+        ),
+    ]

helpdesk/teams/models.py

@@ -24,7 +24,7 @@ class Team(models.Model):
     )
     name = models.CharField("Team Name", max_length=100)
     is_rookie = models.BooleanField("Is Rookie")
-    pit_location = models.ForeignKey(TeamPitLocation, on_delete=models.PROTECT)
+    pit_location = models.ForeignKey(TeamPitLocation, on_delete=models.PROTECT, null=True)
 
     class Meta:
         ordering = ["tla"]