Updates RL libraries' Training Performance table (#250)

# Description

This PR updates the RL libraries' Training Performance table using same
GPU (NVIDIA GeForce RTX 4090)

## Screenshots

Agent cfg (to have the same parameters) and training scripts
modifications
![Screenshot from 2025-01-22
11-06-15](https://github.com/user-attachments/assets/c9a6b1ec-ea4d-4a04-82aa-3c08a528ef24)

Tensorboard logs
![Screenshot from 2025-01-22
11-24-05](https://github.com/user-attachments/assets/6634500c-4f6b-47e7-adc3-fbbf9f63f3ee)

Terminal logs
rl_games
![Screenshot from 2025-01-22
11-20-13](https://github.com/user-attachments/assets/8e750db1-79bc-486d-a2b5-661725d44152)
skrl
![Screenshot from 2025-01-22
11-10-16](https://github.com/user-attachments/assets/be3c8c5f-51c6-4fa8-a24d-f915d12f5c7e)
rsl_rl
![Screenshot from 2025-01-22
11-06-43](https://github.com/user-attachments/assets/94e7be68-d85c-4fbf-8133-85c4700efcf4)

docs/source/overview/reinforcement-learning/rl_frameworks.rst

@@ -75,11 +75,11 @@ and logged the total training time for 65.5M steps for each RL library.
 +--------------------+-----------------+
 | RL Library         | Time in seconds |
 +====================+=================+
-| RL-Games           | 216             |
+| RL-Games           | 203             |
 +--------------------+-----------------+
-| RSL RL             | 215             |
+| SKRL               | 204             |
 +--------------------+-----------------+
-| SKRL               | 321             |
+| RSL RL             | 207             |
 +--------------------+-----------------+
 | Stable-Baselines3  | 6320            |
 +--------------------+-----------------+