Minor grammar correction in comment

RELNOTES=n/a
PiperOrigin-RevId: 642955274

core/src/main/java/com/google/common/truth/Expect.java

@@ -73,7 +73,7 @@
  *       by a method like {@code executor.submit(...)}. It might also include checking for
  *       unexpected log messages
  *       or reading metrics that count failures.) If your tests already check for exceptions from a
- *       thread, then that will any cover exception from plain {@code assertThat}.
+ *       thread, then that will cover any exception from plain {@code assertThat}.
  * </ul>
  *
  * <p>To record failures for the purpose of testing that an assertion fails when it should, see