Moving to Conan2 based builds and update versions of some dependencies.

.gitignore

.gitlab-ci.yml

.gitmodules

CMakeLists.txt

README.md

cmake/corsikaConfig.cmake.in

cmake/corsikaUtilities.cmake

conan-install.sh

conanfile.py

conanfile.txt

corsika/detail/framework/core/SpdlogSpecializations.inl

corsika/framework/core/Logging.hpp

corsika/framework/core/ParticleProperties.hpp

corsika/modules/PROPOSAL.hpp

corsika/modules/sophia/SophiaStack.hpp

corsika/modules/tauola/Decay.hpp

examples/CMakeLists.txt

examples/corsikaExamples.cmake

externals/cnpy/CMakeLists.txt

modules/conex/cxroot