Disable Rapid Shot on Throwing weapons and adjust delay reduction

[Flam9]

Sources:

• https://www.bg-wiki.com/ffxi/Rapid_Shot
• https://wiki-ffo-jp.translate.goog/html/2986.html?_x_tr_sl=ja&_x_tr_tl=en&_x_tr_hl=en
• https://www.ffxiah.com/forum/topic/49806/ranger-firing-range-testing/4/#3233650

I affirm:

• I understand that if I do not agree to the following points by completing the checkboxes my PR will be ignored.
• I understand I should leave resolving conversations to the LandSandBoat team so that reviewers won't miss what was said.
• I have read and understood the Contributing Guide and the Code of Conduct.
• I have tested my code and the things my code has changed since the last commit in the PR and will test after any later commits.

What does this pull request do?

• Disable Rapid Shot on Throwing Weapons
• Adjust delay to 2-50% from 6-50%

Steps to test these changes

Gear

• Bandits gun lvl 15: !giveitem Flam 17257 1
• Bullet: !giveitem Flam 17340 99
• Dart: !giveitem Flam 17307 99

Steps

• Be a RNG or COR (!changejob 17) lvl 15+
• Equip darts, spam /ra <t> and time attack durations with stopwatch. Notice no changes after ~20 autos.
• Equip gun, do ^

[WinterSolstice8]

Ugh, you're telling me BG has two pages that say two different things and one matches JP wiki and that's the wrong reduction for rapid shot? nice...

At least Byrth had a better explanation that actually makes sense

[Flam9]

Done, and I squashed it too