fix rel path for pip pkg usage

src/f5_tts/infer/infer_cli.py

@@ -80,8 +80,8 @@ args = parser.parse_args()
 config = tomli.load(open(args.config, "rb"))
 
 ref_audio = args.ref_audio if args.ref_audio else config["ref_audio"]
-if "src/f5_tts/infer/examples/basic" in ref_audio:  # for pip pkg user
-    ref_audio = str(files("f5_tts").joinpath(f"../../{ref_audio}"))
+if "infer/examples/" in ref_audio:  # for pip pkg user
+    ref_audio = str(files("f5_tts").joinpath(f"{ref_audio}"))
 ref_text = args.ref_text if args.ref_text != "666" else config["ref_text"]
 gen_text = args.gen_text if args.gen_text else config["gen_text"]
 gen_file = args.gen_file if args.gen_file else config["gen_file"]