readme edits

src/test/resources/model/test-model/README.md

 # NSHM Test Model
 
 Stripped down version of 2018 CONUS model that ideally exercises all pathways in model
-loading and calculation code. Numerous preconditions in internal classes are not covered 
+loading and calculation code. Numerous preconditions in internal classes are not covered
 when running the test model as they would require a large number of misconfigured test models
 and custom tests. The test model leaves a number of sources intact near each of the four sites
 listed below. Grid sources and the UCERF3 fault system have been significantly reduced in size.
 
 Test model sites:
+
 - Hilo, HI
 - Memphis, TN
 - San Jose, CA