Bug report

Required Info:

• Operating System: Ubuntu 22.04
• Installation type: binary
• Version or commit hash: 0.15.0
• DDS implementation: cyclonedds
• Client library (if applicable): rclpy

Steps to reproduce issue

1. Define a message with a float field
2. Try to assign an integer to the field.

Expected behavior

The integer should be automatically casted to a float.

Actual behavior

You manually have to cast the integer to float, otherwise you get the error message AssertionError: The 'x' field must be of type 'float.