Remove ~/.cpanm for tiny size improvement
Remove ~/.cpanm for tiny size improvement

pmav99/dockerfiles,jakirkham/dockerfiles,atyenoria/dockerfiles,pmav99/dockerfiles,jakirkham/dockerfiles,jakirkham/dockerfiles,rot26/dockerfiles,atyenoria/dockerfiles,pmav99/dockerfiles,adammcarth/dockerfiles,rot26/dockerfiles,rot26/dockerfiles,rot26/dockerfiles,jakirkham/dockerfiles,adammcarth/dockerfiles,adammcarth/dockerfiles,atyenoria/dockerfiles,atyenoria/dockerfiles,adammcarth/dockerfiles,jakirkham/dockerfiles,pmav99/dockerfiles