efi: use a wildcard section copy for final EFI generation

The GNU gold linker uses the section name `.rela.dyn` instead of
`.rela` for containing the relocation information. If this section
is not copied the EFI executable can crash.

Fixes #1530

plugins/uefi/efi/generate_binary.sh

@@ -8,9 +8,7 @@ $objcopy_cmd  -j .text \
               -j .data \
               -j .dynamic \
               -j .dynsym \
-              -j .rel \
-              -j .rela \
-              -j .reloc \
+              -j '.rel*' \
               $*
 
 if [ -n "${genpeimg_cmd}" ]; then