Update fabric8

This MR updates fabric8 from version 4.1.2 to 5.4.1

Closes #235 (closed)

added 7 commits

• bca6bb1b...fbee7101 - 6 commits from branch she:theodolite-kotlin
• f21fdf72 - Merge branch 'theodolite-kotlin' of...

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@she could you have a look at this?

changed the description

added 1 commit

• 0c070d2b - clean up

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assigned to @she

added 4 commits

• 0c070d2b...59038cb4 - 2 commits from branch she:theodolite-kotlin
• 2306069d - update fabric8 (4.12 -> 5.4.1)
• 0fe325cc - clean up

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merged

mentioned in commit 3a343c1e