feat(e2e_simulator): add argument for v2x traffic signals in launch

[lchojnack]

Description

Add argument for v2x traffic signals in e2e_simulator launch.
The topic name is compatible with AWSIM labs V2X publisher.

Part of

• Publish V2I traffic lights signals AWSIM-Labs#73

Tests performed

The same as in autowarefoundation/AWSIM-Labs#76

Effects on system behavior

Not applicable.

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will check something

[xmfcx]

Instead of modifying this, I think since most AWSIM topics directly publish to Autoware's defaults, it's easier to just change the AWSIM Labs side to use the existing topic: /perception/traffic_light_recognition/external/traffic_signals and keep here without changes.

[lchojnack]

Thanks for your suggestion. I close this PR.