Use libsuitesparseconfig for some symbols (#381)

Author: amontoison

gen/generator.toml

@@ -1,5 +1,5 @@
 [general]
-library_names = {"SuiteSparseQR_C.h" = "libspqr", "umfpack.h" = "libumfpack", "cholmod.h" = "libcholmod"}
+library_names = {"SuiteSparse_config.h" = "libsuitesparseconfig", "SuiteSparseQR_C.h" = "libspqr", "umfpack.h" = "libumfpack", "cholmod.h" = "libcholmod"}
 
 use_julia_native_enum_type = true
 use_deterministic_symbol = true