configure: remove unnecessary symlinks

Make pc-bios/meson.build use the files in the source tree as inputs
to bzip2.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

configure

@@ -3801,7 +3801,6 @@ for bios_file in \
     $source_path/pc-bios/*.img \
     $source_path/pc-bios/openbios-* \
     $source_path/pc-bios/u-boot.* \
-    $source_path/pc-bios/edk2-*.fd.bz2 \
     $source_path/pc-bios/palcode-* \
     $source_path/pc-bios/qemu_vga.ndrv
 

pc-bios/meson.build

@@ -15,7 +15,7 @@ if unpack_edk2_blobs
     roms += custom_target(f,
                   build_by_default: have_system,
                   output: f,
-                  input: '@0@.bz2'.format(f),
+                  input: files('@0@.bz2'.format(f)),
                   capture: true,
                   install: get_option('install_blobs'),
                   install_dir: qemu_datadir,