Install both ramdisks in the ipa downloader

- Make the different ipa-ramdisk packages installable side by side
- Clean the ipa-downloader Dockerfile from what seems to be unneeded
- Get both images in
- Use zstd instead of xz for better speed
- Check sums before redoing certs integration
- Add value to metal3 chart to select between architectures
- Get the two ESP available as well

Signed-off-by: Nicolas Belouin <nicolas.belouin@suse.com>

shim-noarch/shim.spec

@@ -29,14 +29,9 @@ Group:          System/Boot
 URL:            https://github.com/rhboot/shim
 Source:         shim-15.7-150300.4.16.1.x86_64.rpm
 Source1:        shim-15.7-150300.4.16.1.aarch64.rpm
-#BuildRequires:	shim-susesigned
-BuildRequires:  fde-tpm-helper-rpm-macros
-BuildRequires:  update-bootloader-rpm-macros
 Requires:       perl-Bootloader
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
-%if 0%{?fde_tpm_update_requires:1}
-%fde_tpm_update_requires
-%endif
+BuildArch:      noarch
 
 %package aarch64
 Provides:       shim(aarch64)