apply consistent naming scheme for tester source files and executables

unittest/fortran/CMakeLists.txt

@@ -18,13 +18,13 @@ if(CMAKE_Fortran_COMPILER)
 
   add_library(flammps STATIC ${LAMMPS_FORTRAN_MODULE})
 
-  add_executable(fortran-create wrap-create.cpp fortran-create.f90)
-  target_link_libraries(fortran-create PRIVATE flammps lammps MPI::MPI_Fortran GTest::GTest GTest::GTestMain)
-  add_test(FortranOpen fortran-create)
+  add_executable(test_fortran_create wrap_create.cpp test_fortran_create.f90)
+  target_link_libraries(test_fortran_create PRIVATE flammps lammps MPI::MPI_Fortran GTest::GTest GTest::GTestMain)
+  add_test(FortranOpen test_fortran_create)
 
-  add_executable(fortran-commands wrap-commands.cpp fortran-commands.f90)
-  target_link_libraries(fortran-commands PRIVATE flammps lammps MPI::MPI_Fortran GTest::GTest GTest::GTestMain)
-  add_test(FortranCommands fortran-commands)
+  add_executable(test_fortran_commands wrap_commands.cpp test_fortran_commands.f90)
+  target_link_libraries(test_fortran_commands PRIVATE flammps lammps MPI::MPI_Fortran GTest::GTest GTest::GTestMain)
+  add_test(FortranCommands test_fortran_commands)
 else()
   message(STATUS "Skipping Tests for the LAMMPS Fortran Module: no Fortran compiler")
 endif()