chore: rename quarkus-junit5-mockito to quarkus-junit-mockito

[vbelouso]

Artifact relocated per Quarkus 3.31 migration guide.

• quarkus-junit5-mockito -> quarkus-junit-mockito in pom.xml
• Warning in the build logs [WARNING] The artifact io.quarkus:quarkus-junit5-mockito:jar:3.36.2 has been relocated to io.quarkus:quarkus-junit-mockito:jar:3.36.2: Update the artifactId in your project build file. Refer to https://github.com/quarkusio/quarkus/wiki/Migration-Guide-3.31 for more information.

Ref: https://github.com/quarkusio/quarkus/wiki/Migration-Guide-3.31#junit-6-gear-white_check_mark

[vbelouso]

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