Drop `-ea` as JDK 10 is now a release candidate
Drop `-ea` as JDK 10 is now a release candidate

Fixes #253

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=185613340

sormuras/google-java-format,sormuras/google-java-format,sormuras/google-java-format,cushon/google-java-format,cushon/google-java-format,cushon/google-java-format