refactor: rename abbreviated namespaces to full pathing

[codecov[bot]]

Codecov Report

Attention: 1 lines in your changes are missing coverage. Please review.

Comparison is base (54492cd) 76.87% compared to head (3fd0751) 76.87%.

Files	Patch %	Lines
src/OpenSpaceToolkit/Core/FileSystem/File.cpp	93.33%	1 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #132 +/- ## ======================================= Coverage 76.87% 76.87% ======================================= Files 30 30 Lines 2499 2499 ======================================= Hits 1921 1921 Misses 578 578 ```

:umbrella: View full report in Codecov by Sentry.
:loudspeaker: Have feedback on the report? Share it here.