Replace most panics in the core library with results

src/dynamic_data/models/learned_move.rs

@@ -101,6 +101,7 @@ impl ValueIdentifiable for LearnedMove {
 }
 
 #[cfg(test)]
+#[allow(clippy::unwrap_used)]
 mod tests {
     use super::*;
     use crate::static_data::tests::MockMoveData;

src/dynamic_data/models/pokemon.rs

@@ -421,7 +421,7 @@ impl Pokemon {
         }
 
         let form = self.form();
-        let ability = form.get_ability(self.ability_index);
+        let ability = form.get_ability(self.ability_index)?;
         Ok(self
             .library
             .static_data()

src/dynamic_data/models/pokemon_builder.rs

@@ -53,7 +53,7 @@ impl PokemonBuilder {
             .species()
             .get(&self.species)
             .ok_or(PkmnError::InvalidSpeciesName { species: self.species })?;
-        let form = species.get_default_form();
+        let form = species.get_default_form()?;
         let p = Pokemon::new(
             self.library,
             species,