Fixes pipes duplication issues
Merge branch 'dev-freeze' of https://github.com/Baystation12/Baystation12 into dfreeze_pipe_dupe_fix
Fixes #6121
Moves HE pipes and junction dmi's to where the rest of the icon_manager dmi's are.
Fixes the HE straight pipes into bent ones travesty.
Merge pull request #6272 from faerindel/dfreeze_pipe_dupe_fix

Fixes #6268 #6122 #6121