Merge branch 'gmm' into 'main'

src/main/java/gov/usgs/earthquake/nshmp/www/HazVersion.java

...n/java/gov/usgs/earthquake/nshmp/www/PrimingResource.java

src/main/java/gov/usgs/earthquake/nshmp/www/ServletUtil.java

...java/gov/usgs/earthquake/nshmp/www/SwaggerController.java

src/main/java/gov/usgs/earthquake/nshmp/www/gmm/GmmCalc.java

...java/gov/usgs/earthquake/nshmp/www/gmm/GmmController.java

...in/java/gov/usgs/earthquake/nshmp/www/gmm/GmmService.java

...n/java/gov/usgs/earthquake/nshmp/www/gmm/ServiceUtil.java

src/main/java/gov/usgs/earthquake/nshmp/www/gmm/Utils.java

...n/java/gov/usgs/earthquake/nshmp/www/gmm/XyDataGroup.java

src/main/resources/application.yml