Fix duplicated names of Supersweet Syrup and French translations

[Dropries]

Change description

This is a really small PR that :

• removes duplicated translations of Supersweet Syrup
• adds French translations of Frillish Jellicen and Pyror males forms (fix: add male identifier for Pyroar, Frillish, Jellicent #1424)
• fixes a wrong French translation in data/v2/csv/item_pocket_names.csv

AI coding assistance disclosure

None

Contributor check list

• I have written a description of the contribution and explained its motivation.
• I have written tests for my code changes (if applicable).
• I have read and understood the AI Assisted Contribution guidelines.
• I will own this change in production, and I am prepared to fix any bugs caused by my code change.