`jishaku timeit` raises an AttributeError upon use.

Summary

Much like the title, calling jishaku timeit with any type of code block, upon successful(?) completion of that codeblock it will raise an AttributeError.

Reproduction steps

Calling the falling command will fail:-

Codeblock

``` ?jsk timeit await asyncio!.sleep(3) ```

Expected results

The command to finish processing with the result being shown.

Actual results

The command raises the following AttributeError:-

Traceback (most recent call last):
  File "/app/.venv/lib/python3.11/site-packages/jishaku/features/python.py", line 323, in jsk_timeit
    line_timings[timing.lineno].append(timing.total_time * profile.timer_unit)  # type: ignore
                 ^^^^^^^^^^^^^
AttributeError: 'dict' object has no attribute 'lineno'

Checklist

[x] I have updated discord.py and jishaku to the latest available versions and have confirmed that this issue is still present
[x] I have searched the open issues for duplicates
[x] I have shown the entire traceback, if possible
[x] I have removed my token from display, if visible

System information

Jishaku v2.5.1, discord.py 2.4.0a4889+ge5da7f23, Python 3.11.4 (main, Jul 28 2023, 05:12:06) [GCC 12.2.0] on linux
Module was loaded 2 days ago, cog was loaded 2 days ago.

Using 374.04 MiB physical memory and 1.26 GiB virtual memory, 373.08 MiB of which unique to this process.
Running on PID 7 (python) with 17 thread(s).

This bot is not sharded and can see 7 guild(s) and 42672 user(s).
Message cache capped at 1000, presences intent is enabled, members intent is enabled, and message content intent is enabled.
Average websocket latency: 106.14ms

scarletcafe / jishaku

`jishaku timeit` raises an AttributeError upon use. #211