horse, cmd/horsebot: various fixes for skill formatting

skill.go

@@ -78,9 +78,10 @@ func (a Ability) String() string {
 			r = append(r, (a.Value * 100).String()...)
 			r = append(r, '%')
 		case AbilityGateDelay:
+			// This skill type in particular should be × instead of +.
+			r = append(r[:len(r)-1], "×"...)
 			r = append(r, a.Value.String()...)
-			r = append(r, "×"...)
-		case AbilityFrenzy:
+		case AbilityFrenzy, AbilityAddGateDelay:
 			r = append(r, a.Value.String()...)
 			r = append(r, 's')
 		case AbilityCurrentSpeed, AbilityTargetSpeed, AbilityLaneSpeed:
@@ -90,6 +91,9 @@ func (a Ability) String() string {
 			r = append(r, a.Value.String()...)
 			r = append(r, " m/s²"...)
 		case AbilityLaneChange:
+			// This skill type should be "to 0.5 track widths."
+			// (The only skill that has it is Dodging Danger/Sixth Sense.)
+			r = append(r[:len(r)-1], "to "...)
 			r = append(r, a.Value.String()...)
 			r = append(r, " track widths"...)
 		}