ConsistentReservoirSamplingSpanProcessorTest is sporadically failing

[trask]

https://github.com/open-telemetry/opentelemetry-java-contrib/actions/runs/12319968072/job/34388221769

(the reason this didn't show up before is because we used to auto-retry tests)

> Task :consistent-sampling:test

ConsistentReservoirSamplingSpanProcessorTest > testConsistentSampling() FAILED
    java.lang.AssertionError: 
    Expecting actual:
      0.006596909041848287
    to be greater than:
      0.01
        at io.opentelemetry.contrib.sampler.consistent.TestUtil.verifyObservedPvaluesUsingGtest(TestUtil.java:72)
        at io.opentelemetry.contrib.sampler.consistent.ConsistentReservoirSamplingSpanProcessorTest.testConsistentSampling(ConsistentReservoirSamplingSpanProcessorTest.java:608)
        at io.opentelemetry.contrib.sampler.consistent.ConsistentReservoirSamplingSpanProcessorTest.testConsistentSampling(ConsistentReservoirSamplingSpanProcessorTest.java:663)