* Add Test suite support for JUnit 5 classes
Added Gradle dependencies and updated lockfiles.
Updated SqlInegrationTestSuite to use new annotations.
Migrated one member class in SqlIntegrationTestSuite (CursorDaoTest)
to JUnit 5, and verified that the new Suite runner can handle a
mixture of JUnit 4 and 5 tests in one suite.
Note that Gradle tests that run TestSuites must choose JUnit 4.
Updated core/build.gradle and integration/build.gradle.
* Run cross-release SQL integration tests
Run SQL integration tests across arbitrary schema and server
releases.
Refer to integration/README.md in this change for more information.
TESTED=Cloud build changes tested with cloud-build-local
Used the published jars to test sqlIntegration task locally.
