CI: For minimal build explicitly let (most) flag to be auto-determined

Author: pcanal

.github/workflows/root-ci-config/buildconfig/global-minimal.txt

@@ -1,80 +1,5 @@
-alien=OFF
-all=OFF
-arrow=OFF
-asan=OFF
-asserts=OFF
-builtin_cfitsio=OFF
-builtin_clang=ON
-builtin_cling=ON
-builtin_cppzmq=ON
-builtin_davix=OFF
-builtin_fftw3=OFF
-builtin_freetype=OFF
-builtin_ftgl=OFF
-builtin_gl2ps=OFF
-builtin_glew=OFF
-builtin_gsl=OFF
-builtin_llvm=ON
-builtin_lz4=OFF
-builtin_lzma=OFF
-builtin_nlohmannjson=OFF
-builtin_openssl=OFF
-builtin_openui5=ON
-builtin_pcre=OFF
-builtin_tbb=OFF
-builtin_unuran=OFF
-builtin_vc=OFF
-builtin_vdt=OFF
-builtin_veccore=OFF
-builtin_xrootd=OFF
-builtin_xxhash=OFF
-builtin_zeromq=ON
-builtin_zlib=OFF
-builtin_zstd=OFF
 ccache=ON
-cefweb=OFF
-check_connection=OFF
-clingtest=OFF
-cocoa=OFF
-coverage=OFF
-cuda=OFF
-daos=OFF
-dcache=OFF
-dev=OFF
-distcc=OFF
 fail-on-missing=ON
-fcgi=OFF
-gminimal=OFF
-gnuinstall=OFF
-gsl_shared=OFF
-gviz=OFF
-jemalloc=OFF
-libcxx=OFF
-macos_native=OFF
-memory_termination=OFF
 minimal=ON
-mpi=OFF
-pythia8=OFF
-qt6web=OFF
-r=OFF
-rootbench=OFF
 roottest=ON
-runtime_cxxmodules=ON
-shadowpw=OFF
-shared=ON
-soversion=OFF
-tcmalloc=OFF
 testing=ON
-tmva-gpu=OFF
-tmva-cudnn=OFF
-tmva-pymva=OFF
-tmva-rmva=OFF
-tmva-sofie=OFF
-unfold=ON
-unuran=ON
-uring=OFF
-vc=OFF
-veccore=OFF
-vecgeom=OFF
-win_broken_tests=OFF
-winrtdebug=OFF