Incorrect rate of fire increse with chips for shrapnel cannon

| Error report |
| Describe problem and what you saw | the shrapnel cannon does not apply rate of fire bonuses correctly. i have over 500% rate of fire increase on my ship for the shrapnel cannon and it is not firing close to the 600 rounds per minute limit |
| What you expected to see | the shrapnel cannon should fire 600 rounds per minute |
| Conditions in which error reproduce | use rate of fire chips on an interceptor and equip shrapnel cannon. the shrapnel cannon rate of fire should increase after the first chip…but not farther after that |
| Problem details | |
| Frequency of reproduction | always |
| Time of bug |   |


[2021.09.16](< base_url >/applications/core/interface/file/attachment.php?id=21248&key=327efba1236f11caefb453a8611513fe)