update unit tests for move of version string location

unittest/force-styles/test_angle_style.cpp

@@ -236,7 +236,7 @@ void generate_yaml_file(const char *outfile, const TestConfig &config)
     YamlWriter writer(outfile);
 
     // lammps_version
-    writer.emit("lammps_version", lmp->universe->version);
+    writer.emit("lammps_version", lmp->version);
 
     // date_generated
     std::time_t now = time(NULL);

unittest/force-styles/test_bond_style.cpp

@@ -236,7 +236,7 @@ void generate_yaml_file(const char *outfile, const TestConfig &config)
     YamlWriter writer(outfile);
 
     // lammps_version
-    writer.emit("lammps_version", lmp->universe->version);
+    writer.emit("lammps_version", lmp->version);
 
     // date_generated
     std::time_t now = time(NULL);

unittest/force-styles/test_fix_timestep.cpp

@@ -194,7 +194,7 @@ void generate_yaml_file(const char *outfile, const TestConfig &config)
     YamlWriter writer(outfile);
 
     // lammps_version
-    writer.emit("lammps_version", lmp->universe->version);
+    writer.emit("lammps_version", lmp->version);
 
     // date_generated
     std::time_t now = time(NULL);

unittest/force-styles/test_pair_style.cpp

@@ -239,7 +239,7 @@ void generate_yaml_file(const char *outfile, const TestConfig &config)
     YamlWriter writer(outfile);
 
     // lammps_version
-    writer.emit("lammps_version", lmp->universe->version);
+    writer.emit("lammps_version", lmp->version);
 
     // date_generated
     std::time_t now = time(NULL);