[STORM-3966] Allow reflection in JDK11 test for storm-sql-hdfs; update guava version (#3575)

* [STORM-3966] Allow reflection in JDK11 test for storm-sql-hdfs; update guava version

* Fix license

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Co-authored-by: Richard Zowalla <richard.zowalla@hs-heilbronn.de>
2 files changed