Add support for kalimba architecture variants 3, 4 and 5.
Add entries to core_definitions and elf_arch_entries for
those variants. Select the subtype for the variant by parsing
the e_flags field of the elf header.


git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@216541 91177308-0d34-0410-b5e6-96231b3b80d8