Update project structure to publish to the Gitlab Maven repo

[epsstan]

TODO

[github-actions[bot]]

Test Results

  72 files   - 15    72 suites   - 15   58s :stopwatch: - 2m 32s 358 tests  - 74  353 :heavy_check_mark:  - 78  1 :zzz: ±0  4 :x: +4 

For more details on these failures, see this check.

Results for commit 587a7107. ± Comparison against base commit 3da555a9.

This pull request removes 75 and adds 1 tests. Note that renamed tests count towards both.

org.finos.legend.sdlc.entities.TestEntityMojo ‑ testEmptySourceDirectoriesConfigured
org.finos.legend.sdlc.entities.TestEntityMojo ‑ testLegendSource
org.finos.legend.sdlc.entities.TestEntityMojo ‑ testMixedSourceDirectoryWithFilters
org.finos.legend.sdlc.entities.TestEntityMojo ‑ testMultipleSourceDirectories
org.finos.legend.sdlc.entities.TestEntityMojo ‑ testMultipleSourceDirectoriesWithConflict
org.finos.legend.sdlc.entities.TestEntityMojo ‑ testNoSourceDirectoriesConfigured
org.finos.legend.sdlc.entities.TestEntityMojo ‑ testPureSource
org.finos.legend.sdlc.entities.TestEntityMojo ‑ testUnknownSerializer
org.finos.legend.sdlc.entities.TestEntityReserializer ‑ testEmptySourceDirectory
org.finos.legend.sdlc.entities.TestEntityReserializer ‑ testGetMultiExtensionFilter
…

org.finos.legend.sdlc.server.gitlab.finos.TestFinosGitlabProjectStructureExtension ‑ testProjectStructureVersion13