AWSIM <-> ss2 connection traffic lights support

[piotr-zyskowski-rai]

PR description

This PR includes the following changes:

• Traffic lights support for AWSIM <-> ss2 connection
  • traffic light states are received by AWSIM via the ZMQ interface and appropriate traffic signals are lit
• Documentation on:
  • How to run a sample traffic lights scenarios (both conventional and V2I)
  • How to prepare scenarios to work with AWSIM including the limitations of the scenarios
  • How to prepare the AWSIM scene to work with scenario simulation

Other context

This PR includes a fix for RGL deinitalization #231. It is required to despawn and spawn Ego vehicle again within the same simulation

[piotr-zyskowski-rai]

The link checker failed due to release links which will be ready after the release is finalized I believe.

✗ [404] https://github.com/tier4/AWSIM/releases/download/v1.2.0/AWSIM_v1.2.0.zip | Network error: Not Found
✗ [404] https://github.com/tier4/AWSIM/releases/download/v1.2.0/shinjuku_map.zip | Network error: Not Found
✗ [404] https://github.com/tier4/AWSIM/releases/download/v1.2.0/AWSIM_v1.2.0.zip | Network error: Not Found
✗ [404] https://github.com/tier4/AWSIM/releases/download/v1.2.0/AWSIM_v1.2.0_ss2.zip | Network error: Not Found

[mackierx111]

LGTM!