[MHG-8471] Prefer Objects.nonNull

[elharo]

No description provided.

[elharo]

Initial errors look like a flaky CI:

Error: Failed to execute goal eu.maveniverse.maven.plugins:toolbox:0.5.2:gav-dump (default-cli) on project standalone-pom: Execution default-cli of goal eu.maveniverse.maven.plugins:toolbox:0.5.2:gav-dump failed: Plugin eu.maveniverse.maven.plugins:toolbox:0.5.2 or one of its dependencies could not be resolved:
Error: Failed to read artifact descriptor for org.jline:jline:jar:3.27.1: Failed to collect dependencies at eu.maveniverse.maven.plugins:toolbox:jar:0.5.2 -> org.jline:jline:jar:3.27.1: The following artifacts could not be resolved: org.jline:jline:pom:3.27.1 (absent): Could not transfer artifact org.jline:jline:pom:3.27.1 from/to central (https://repo.maven.apache.org/maven2): HTTP connect timed out
Error: -> [Help 1]
Error: