The sharpness level 5 does not work properly, When trying to attack mobs.

Sharpness enchantment deals higher damage per level.
Some higher enchantments like (Sharpness level 5) does not work.

When trying to attack the mobs with sharpness enchantment level 5, does not work properly

Steps to Reproduce:

Commands
1. Get the any sword
2. /enchant @p sharpness 5
3. Trying to attack mobs
4 Does not work
Notes: Some sharpness enchantments like (Sharpness level 1, 2_ 3, and 4) works properly

Enchanting
1. Get anvil, enchanted book (Sharpness 5) and any sword
2. Combine the enchanted book and sword on anvil
3. Try to attack mobs with sword (Sharpness 5)
4. Does not work properly

Actual Results
Does not work properly with higher enchantment

Expected Resulta
Should works properly with higher enchantment