Allow 5 decimal places for pricing info

InvenTree/company/migrations/0008_auto_20190518_2120.py

@@ -0,0 +1,19 @@
+# Generated by Django 2.2 on 2019-05-18 11:20
+
+import django.core.validators
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('company', '0007_supplierpart_supplierpricebreak'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='supplierpricebreak',
+            name='cost',
+            field=models.DecimalField(decimal_places=5, max_digits=10, validators=[django.core.validators.MinValueValidator(0)]),
+        ),
+    ]