updated coeffs filenames

src/main/java/gov/usgs/earthquake/nshmp/gmm/UsgsPrviBackbone2025.java

@@ -50,10 +50,10 @@ public abstract class UsgsPrviBackbone2025 implements GroundMotionModel {
   static final CoefficientContainer COEFFS_TAU_ACTIVE_CRUST;
 
   static {
-    COEFFS_PHIS2S_ACTIVE_CRUST = new CoefficientContainer("prvi-25-backbone-phiS2S_crustal.csv");
-    COEFFS_PHISS_ACTIVE_CRUST = new CoefficientContainer("prvi-25-backbone-phiSS_crustal.csv");
-    COEFFS_SIGMA_SUBDUCTION = new CoefficientContainer("prvi-25-backbone-sigma_subduction.csv");
-    COEFFS_TAU_ACTIVE_CRUST = new CoefficientContainer("prvi-25-backbone-tau_crustal.csv");
+    COEFFS_PHIS2S_ACTIVE_CRUST = new CoefficientContainer("prvi-phiS2S-active-crust.csv");
+    COEFFS_PHISS_ACTIVE_CRUST = new CoefficientContainer("prvi-phiSS-active-crust.csv");
+    COEFFS_TAU_ACTIVE_CRUST = new CoefficientContainer("prvi-tau-active-crust.csv");
+    COEFFS_SIGMA_SUBDUCTION = new CoefficientContainer("prvi-sigma-subduction.csv");
   }
 
   // TODO consider separating calc method in NGA models so that we can get the