Add .jpeg to list of default upload extensions

lib/custom_wizard/field.rb

@@ -36,7 +36,7 @@ class CustomWizard::Field
         min_length: nil
       },
       upload: {
-        file_types: '.jpg,.png'
+        file_types: '.jpg,.jpeg,.png'
       },
       dropdown: {
         prefill: nil,

spec/fixtures/wizard.json

@@ -90,7 +90,7 @@
           "id": "step_2_field_7",
           "label": "Upload",
           "type": "upload",
-          "file_types": ".jpg,.png"
+          "file_types": ".jpg,.jpeg,.png"
         }
       ],
       "description": "<p>Because I couldn’t think of another name for this step <img src=\"/images/emoji/twitter/slight_smile.png?v=9\" title=\":slight_smile:\" class=\"emoji\" alt=\":slight_smile:\"></p>"

spec/serializers/custom_wizard/wizard_field_serializer_spec.rb

@@ -33,6 +33,6 @@ describe CustomWizard::FieldSerializer do
     ).as_json
     expect(json_array[0][:format]).to eq("YYYY-MM-DD")
     expect(json_array[3][:number]).to eq(4)
-    expect(json_array[6][:file_types]).to eq(".jpg,.png")
+    expect(json_array[6][:file_types]).to eq(".jpg,.jpeg,.png")
   end
 end