Increase timeout for Truth GWT tests, which have timed out recently.
This brings us in line with the Guava tests, which is way overkill but should be harmless.
<sourceLevel>auto</sourceLevel>
<userAgents>gecko1_8</userAgents>
<includes>**/*GwtTest.java</includes>
+ <!-- Keep these timeouts very large because, if we hit the timeout, the tests silently pass :( -->
+ <testTimeOut>86400 <!-- seconds --></testTimeOut>
+ <testMethodTimeout>1440 <!-- minutes --></testMethodTimeout>
</configuration>
</execution>
</executions>
