NSHM Unit tests

When running NSHM unit tests in pipeline, instead of running the hazard calculation in the junit test itself the hazard calculation is done by running a java class and writing out the results to JSON files.

src/test/java/gov/usgs/earthquake/nshmp/model/NshmTestUtils.java

@@ -59,7 +59,6 @@ class NshmTestUtils {
    */
   static NshmModel loadModel(Nshm nshm) {
     int cores = Runtime.getRuntime().availableProcessors();
-    LOGGER.info("Cores: " + cores);
     return new NshmModel(
         nshm,
         ModelLoader.load(nshm.modelPath()),