EVPath: -Warray-bounds in printf

Created by: ax3l

Building ADIOS2 latest stable release (2.4.0) throws the following warning with GNU 7.3.0:

/home/conda/feedstock_root/build_artifacts/adios2_1566580921549/work/thirdparty/EVPath/EVPath/ev_dfg.c:2109:6: warning: array subscript is above array bounds [-Warray-bounds]
      printf("Bad action in build_deploy_msg_for_nodes %s (%d)\n", ACT_string[act.type], act.type);

https://dev.azure.com/conda-forge/feedstock-builds/_build/results?buildId=65104