[T] Added pip requirements.txt for tests.

Applications/Utils/Tests.cmake

@@ -310,7 +310,7 @@ if(SNAKEMAKE AND NOT OGS_USE_MPI)
     add_test(NAME workflow_ExtractBoundary
         COMMAND ${SNAKEMAKE}
                  -j 1
-                 --configfile ${PROJECT_BINARY_DIR}/Tests/snakemake.yaml
+                 --configfile ${PROJECT_BINARY_DIR}/snakemake.yaml
                  -d ${Data_BINARY_DIR}/FileIO/
                  -s ${CMAKE_CURRENT_SOURCE_DIR}/ExtractBoundary.smk
     )

scripts/cmake/test/Test.cmake

@@ -95,4 +95,4 @@ set_target_properties(ctest ctest-large ctest-cleanup ctest-large-cleanup
 add_dependencies(ctest ogs)
 add_dependencies(ctest-large ogs)
 
-configure_file(${PROJECT_SOURCE_DIR}/Tests/snakemake.in.yaml ${PROJECT_BINARY_DIR}/Tests/snakemake.yaml)
+configure_file(${PROJECT_SOURCE_DIR}/scripts/test/snakemake.in.yaml ${PROJECT_BINARY_DIR}/snakemake.yaml)

scripts/test/requirements.txt

+snakemake==5.19.3