Sure, here's a sample bug report for the issue you've described:

Summary: Even when "Hat" is turned off in the Minecraft Java edition skin customization settings, it still appears in spectator mode.

Steps to Reproduce:

1. Launch Minecraft Java edition and log in.
2. Customize your skin by turning off the "Hat" option in the skin customization settings.
3. Enter a multiplayer server or create a singleplayer world.
4. Switch to spectator mode by typing "/gamemode spectator" in the chat.
5. Observe that the player's hat is still visible, even though it was turned off in the skin customization settings.

Expected Result: When the "Hat" option is turned off in the skin customization settings, the player's hat should not be visible in any mode, including spectator mode.

Actual Result: The player's hat is still visible in spectator mode, even when the "Hat" option is turned off in the skin customization settings.