Correct path to FMS_cap in gnu:ice-ocean-nolibs job

- The job within the gitlab pipeline gnu:ice-ocean-nolibs had a modified
  search path but a "," instead of a "/" led to al caps being compiled
  and thus failure.

.gitlab-ci.yml

@@ -73,7 +73,7 @@ gnu:ice-ocean-nolibs:
     - time tar zxf $CACHE_DIR/tests_$CI_PIPELINE_ID.tgz && cd tests
     - make -f MRS/Makefile.build build/gnu/env && cd build/gnu
     # mkdir -p build/gnu/repro/symmetric_dynamic/ocean_only && cd build/gnu/repro/symmetric_dynamic/ocean_only
-    - ../../MOM6-examples/src/mkmf/bin/list_paths -l ../../../config_src/{drivers,FMS_cap,memory/dynamic_nonsymmetric,infra/FMS1,ext*} ../../../src ../../MOM6-examples/src/{FMS,coupler,SIS2,icebergs,ice_param,land_null,atmos_null}
+    - ../../MOM6-examples/src/mkmf/bin/list_paths -l ../../../config_src/{drivers/FMS_cap,memory/dynamic_nonsymmetric,infra/FMS1,ext*} ../../../src ../../MOM6-examples/src/{FMS,coupler,SIS2,icebergs,ice_param,land_null,atmos_null}
     - sed -i '/FMS\/.*\/test_/d' path_names
     - ../../MOM6-examples/src/mkmf/bin/mkmf -t ../../MOM6-examples/src/mkmf/templates/ncrc-gnu.mk -p MOM6 -c"-Duse_libMPI -Duse_netCDF -D_USE_LEGACY_LAND_ -Duse_AM3_physics" path_names
     - time (source ./env ; make NETCDF=3 REPRO=1 MOM6 -s -j)