Instability in ROS2 Gem / O3DE in large scenes

[michalpelka]

Describe the bug After some time of operation of very complex scene (e.g. RosConDemo 2023), the game launcher (or editor crashes)

Assets required RosConDemo 2023

Steps to reproduce Steps to reproduce the behavior:

1. Start simulation
2. Leave for few hours
3. Crash will occur eventually.

Expected behavior It should be stable forever.

Actual behavior It crashes with with stack : https://gist.github.com/michalpelka/37edd974746844afee5fd2ea4f340228

Found in Branch o3de/2310, o3de-extras/2310.

Desktop/Device (please complete the following information):

• Device: [PC]
• OS: [Ubuntu 22.04]
• CPU [i9 ]
• GPU [Rtx4070]
• Memory [64Gb]