Add oras surfing and fishing encounters (Part 1)

[ConnorMolz]

Change description

I am adding the surfing and fishing encounters from ORAS to the project.
I will add in this PR Route 101 to 109, Oldale Town, Petalburg City, Rustboro City, Dewford Town and Slateport City

AI coding assistance disclosure

I used only the inline assistance of VS-Code (not sure if its AI).

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.