manga: Get manga genres

curl 'https://api.jikan.moe/v4/genres/manga'

import requests

resp = requests.get("https://api.jikan.moe/v4/genres/manga")
data = resp.json()

import zingu_apis

api = zingu_apis.api("jikan")
result = api.fetch("genres/manga")

for item in result:
    print(item)

const resp = await fetch("https://api.jikan.moe/v4/genres/manga");
const data = await resp.json();