* chore: add .sdkmanrc for SDK version management
Add .sdkmanrc to define and standardize SDK versions
used in the project via SDKMAN.
* revert: remove unrelated change from feature branch
Signed-off-by: Marcus Fihlon <marcus@fihlon.swiss>
* revert: remove unrelated change from feature branch
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Signed-off-by: Marcus Fihlon <marcus@fihlon.swiss>