Bump powermock_version from 2.0.5 to 2.0.6
Bump powermock_version from 2.0.5 to 2.0.6

Bumps `powermock_version` from 2.0.5 to 2.0.6.

Updates `powermock-core` from 2.0.5 to 2.0.6
- [Release notes](https://github.com/powermock/powermock/releases)
- [Changelog](https://github.com/powermock/powermock/blob/release/2.x/docs/changelog.txt)
- [Commits](https://github.com/powermock/powermock/compare/powermock-2.0.5...powermock-2.0.6)

Updates `powermock-api-mockito2` from 2.0.5 to 2.0.6
- [Release notes](https://github.com/powermock/powermock/releases)
- [Changelog](https://github.com/powermock/powermock/blob/release/2.x/docs/changelog.txt)
- [Commits](https://github.com/powermock/powermock/compare/powermock-2.0.5...powermock-2.0.6)

Updates `powermock-module-junit4` from 2.0.5 to 2.0.6
- [Release notes](https://github.com/powermock/powermock/releases)
- [Changelog](https://github.com/powermock/powermock/blob/release/2.x/docs/changelog.txt)
- [Commits](https://github.com/powermock/powermock/compare/powermock-2.0.5...powermock-2.0.6)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
openhab/openhab.android