Update README.md

Author: hamelsmu

README.md

@@ -128,3 +128,4 @@ You can reference the outputs of an action using [expression syntax](https://hel
 5. `NUM_CRASHED`: The number of non-baseline runs with a state of 'crashed'
 6. `NUM_ABORTED`: The number of non-baseline runs with a state of 'aborted'
 7. `NUM_BASELINES`: The number of baseline runs returned.  See [this section](#querying-additonal-baseline-runs) for more context regarding baseline runs.
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