Update README.md Specfem testcase link

README.md

@@ -257,9 +257,9 @@ In many geological models in the context of seismic wave propagation studies (ex
 - Web site: http://geodynamics.org/cig/software/specfem3d_globe/
 - Code download: http://geodynamics.org/cig/software/specfem3d_globe/
 - Build instructions: http://www.geodynamics.org/wsvn/cig/seismo/3D/SPECFEM3D_GLOBE/trunk/doc/USER_MANUAL/manual_SPECFEM3D_GLOBE.pdf?op=file&rev=0&sc=0
-- Test Case A: http://www.prace-ri.eu/UEABS/SPECFEM3D/SPECFEM3D_TestCaseA.tar.gz
-- Test Case B: http://www.prace-ri.eu/UEABS/SPECFEM3D/SPECFEM3D_TestCaseA.tar.gz
-- Run instructions: https://repository.prace-ri.eu/git/UEABS/ueabs/blob/r1.3/specfem3d/SPECFEM3D_Run_README.txt
+- Test Case A: https://repository.prace-ri.eu/git/UEABS/ueabs/tree/r2.1-dev/specfem3d/test_cases/SPECFEM3D_TestCaseA
+- Test Case B: https://repository.prace-ri.eu/git/UEABS/ueabs/tree/r2.1-dev/specfem3d/test_cases/SPECFEM3D_TestCaseB
+- Run instructions: https://repository.prace-ri.eu/git/UEABS/ueabs/blob/r2.1-dev/specfem3d/README.md