fix typo; bug 650040

apps/devhub/forms.py

@@ -485,7 +485,7 @@ class BaseFileFormSet(BaseModelFormSet):
 
             if amo.PLATFORM_ALL.id in platforms and len(files) > 1:
                 raise forms.ValidationError(
-                    _('The platfom All cannot be combined '
+                    _('The platform All cannot be combined '
                       'with specific platforms.'))
 
             if sorted(platforms) != sorted(set(platforms)):

apps/devhub/tests/test_views_versions.py

@@ -518,7 +518,7 @@ class TestVersionEditFiles(TestVersionEdit):
         forms = map(initial, forms)
         res = self.client.post(self.url, self.formset(*forms, prefix='files'))
         eq_(res.context['file_form'].non_form_errors()[0],
-            'The platfom All cannot be combined with specific platforms.')
+            'The platform All cannot be combined with specific platforms.')
 
     def test_all_platforms_and_delete(self):
         File.objects.create(version=self.version,