NR-336630-Full-support-for-r2dbc-maria-db-client

[dhilpipre]

MariaDB

Overview

Modified existing MariaDB driver instrumentation to work in 3.x version of the MariaDB driver
Modified existing R2DBC MariaDB instrumentation to work in latest versions that were currently unsupported by the Java Agent

Testing

Simply use existing tests from previous versions for testing.

Checks

Code is backward compatible, no breaking changes or dependencies.

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[dhilpipre]

handled via #2146