roms: use PYTHON to invoke python

python3 may not be the expected python version.
Use PYTHON to invoke python.

Fixes: 22e11539e1 ("edk2: replace build scripts")
Signed-off-by: Olaf Hering <olaf@aepfle.de>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>

diff --git a/roms/Makefile b/roms/Makefile
index 6859685290bf972f45274bd0f471349094d57bca..67f709ba2dd64807db6982354286d3da7d60f8b1 100644 (file)
--- a/roms/Makefile
+++ b/roms/Makefile
@@ -147,7 +147,7 @@ skiboot:
        cp skiboot/skiboot.lid ../pc-bios/skiboot.lid
 
 efi:
-       python3 edk2-build.py --config edk2-build.config \
+       $(PYTHON) edk2-build.py --config edk2-build.config \
                --version-override "edk2-stable202302-for-qemu" \
                --release-date "03/01/2023"
        rm -f ../pc-bios/edk2-*.fd.bz2