Add various additional stats to log summary

[alkazar]

Added various stats to the log summary, preserving the order and headers of the original CSV format for backwards compatibility.

The following stats were added:

• Average Frame Time
• Average GPU Temp
• Average CPU Temp
• Average VRAM Used
• Average RAM Used
• Average Swap Used
• Peak GPU Load
• Peak CPU Load
• Peak GPU Temp
• Peak CPU Temp
• Peak VRAM Used
• Peak RAM Used
• Peak Swap Used

Testing performed:

• Logged several gaming sessions
• Imported the summary CSV file into Google Sheets
• Validated that the format was as expected and all values seemed accurate