Junit method access modifier refactor

[DanijelCar]

:loudspeaker: Type of change

• [ ] Bugfix
• [ ] New feature
• [ ] Enhancement
• [ x] Refactoring

:scroll: Description

Junit test metod refactor public to package default access modifier.

:bulb: Motivation and Context

Test classes, test methods, and lifecycle methods are not required to be public.

:green_heart: How did you test it?

:pencil: Checklist

• [x ] I reviewed submitted code
• [ ] I added tests to verify changes
• [ ] I updated reference documentation to reflect the change
• [x ] All tests passing
• [ x] No breaking changes

:crystal_ball: Next steps

[pivotal-issuemaster]

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[pivotal-issuemaster]

@DanijelCar Please sign the Contributor License Agreement!

Click here to manually synchronize the status of this Pull Request.

See the FAQ for frequently asked questions.

[pivotal-issuemaster]

@DanijelCar Please sign the Contributor License Agreement!

Click here to manually synchronize the status of this Pull Request.

See the FAQ for frequently asked questions.

[pivotal-issuemaster]

@DanijelCar Thank you for signing the Contributor License Agreement!

[eddumelendez]

@DanijelCar thank you so much for you contribution but this repository is only active for branch 2.2.x. For 2.3.x, look at https://github.com/awspring/spring-cloud-aws