Remove special character restrictions in parameter template names (#3883)

* Remove special character restrictions in parameter template names

Fixes #3852

* Added migration

InvenTree/part/migrations/0088_alter_partparametertemplate_name.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.2.16 on 2022-10-30 23:06
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('part', '0087_bomitem_consumable'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='partparametertemplate',
+            name='name',
+            field=models.CharField(help_text='Parameter Name', max_length=100, unique=True, verbose_name='Name'),
+        ),
+    ]

InvenTree/part/models.py

@@ -2383,10 +2383,7 @@ class PartTestTemplate(models.Model):
 
 
 def validate_template_name(name):
-    """Prevent illegal characters in "name" field for PartParameterTemplate."""
+    """Placeholder for legacy function used in migrations."""
-    for c in "\"\'`!?|":  # noqa: P103
-        if c in str(name):
-            raise ValidationError(_(f"Illegal character in template name ({c})"))
 
 
 class PartParameterTemplate(models.Model):
@@ -2431,10 +2428,7 @@ class PartParameterTemplate(models.Model):
         max_length=100,
         verbose_name=_('Name'),
         help_text=_('Parameter Name'),
-        unique=True,
+        unique=True
-        validators=[
-            validate_template_name,
-        ]
     )
 
     units = models.CharField(max_length=25, verbose_name=_('Units'), help_text=_('Parameter Units'), blank=True)