Adding fit note at manual fit creation

app/templates/admin/_augmented_part_fits.html

@@ -52,6 +52,9 @@
         <option value="none">None</option>
       </select>
     </label>
+    <label>Note (optional)
+      <input type="text" name="note" placeholder="Add a note…">
+    </label>
     <button type="submit" class="btn btn-primary">Add fit</button>
   </form>
   {% endif %}