feat(build_depends.repos): replace autoware_auto_msgs with autoware_msgs

[mitsudome-r]

Description

Remove autoware_auto_msgs from build_depends and replace it with autoware_msgs
#92

Tests performed

I have tested locally that I don't get error when I run vcs import.

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[xmfcx]

In future we can consider version based tracking but for practical CI purposes, it's good as it is.

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