feat(content): Greatly reduce the threshold for the raid warning conv…

…ersation

Reduced the raid chance when you get warned about your fleet's raid attraction from about 50% to about 14%.

From part of #6050.

data/human/jobs.txt

@@ -3318,7 +3318,7 @@ mission "Raid Warning"
 	source
 		government "Republic" "Free Worlds" "Syndicate" "Neutral" "Independent"
 	to offer
-		"pirate attraction" >= 15
+		"pirate attraction" >= 5
 	on offer
 		conversation
 			`When you enter the <origin> spaceport, you're almost immediately stopped by a grizzled old man. "You some kinda rookie, or you asking for a death wish?" he asks.`