Re-enable PNG decompression test when rosbridge fix is synced

[EzraBrooks]

There should be a new sync for each ros distro by the end of this month. After the sync and when the docker images are updated, we should be able to reenable the test.

Originally posted by @bjsowa in #980 (comment)

[bjsowa]

Sync status

Distro	Synced	Docker updated
Humble	❌	❌
Jazzy	❌	❌
Kilted	✅	❌