Fix hidden failure in InfinispanRegionFactoryTestCase#testTimestampValidation

Description

The test was already failing, yet noone noticed as these tests have been disabled recently.

The test itself needed an update, but the implementation code was fine.

Environment

None

Status

Assignee

Sanne Grinovero

Reporter

Sanne Grinovero

Fix versions

Labels

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backPortable

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Suitable for new contributors

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Requires Release Note

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Pull Request

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backportDecision

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Priority

Minor
Configure