add missing double point

Author: laraPPr

easystacks/software.eessi.io/2025.06/accel/nvidia/eessi-2025.06-eb-5.2.1-2024a.yml

@@ -1,5 +1,5 @@
 easyconfigs:
-  - LAMMPS-22Jul2025-foss-2024a-kokkos-CUDA-12.6.0.eb
+  - LAMMPS-22Jul2025-foss-2024a-kokkos-CUDA-12.6.0.eb:
       options:
           # See https://github.com/easybuilders/easybuild-easyconfigs/pull/25133
           # and https://github.com/easybuilders/easybuild-easyconfigs/pull/25593