Update CI_sequential 3.yml to stop if compilation fails

Author: albertjimenezramos

.github/workflows/CI_sequential 3.yml

@@ -102,7 +102,8 @@ jobs:
       - name: Compile horses3d
         working-directory: ./Solver
         run: |
-         source /opt/intel/oneapi/setvars.sh || true
+         set -e
+         source /opt/intel/oneapi/setvars.sh
          make allclean MODE=${{matrix.mode}} COMPILER=${{matrix.compiler}} COMM=${{matrix.comm}} ENABLE_THREADS=${{matrix.enable_threads}} WITH_MKL=${{matrix.mkl}}
          make MODE=${{matrix.mode}} COMPILER=${{matrix.compiler}} COMM=${{matrix.comm}} ENABLE_THREADS=${{matrix.enable_threads}} WITH_MKL=${{matrix.mkl}}
 
@@ -569,4 +570,4 @@ jobs:
 #         run: |
 #           source /opt/intel/oneapi/setvars.sh || true
 #           ./horses3d.caa LambTimeInterp.control
-#         if: '!cancelled()'
+#         if: '!cancelled()'