Update video generation pollinations url

gen.py

@@ -351,7 +351,7 @@ async def genvideo(request: Request, prompt: str = None, authorization: str = He
         params["enhance"] = "true"
 
     query_string = "&".join(f"{k}={quote(str(v), safe='')}" for k, v in params.items())
-    url = f"https://gen.pollinations.ai/image/{encoded_prompt}?{query_string}"
+    url = f"https://gen.pollinations.ai/video/{encoded_prompt}?{query_string}"
 
     print(f"[VIDEO GEN] Pollinations URL: {url}")
     url = url + f"&key={PKEY}"