Convert to a patch that git am would be happy with

Signed-off-by: David Abdurachmanov <davidlt@rivosinc.com>

0001-add-riscv64.patch

@@ -1,3 +1,10 @@
+From ab785e042fe2190c6a52535d92bc93276f813b7b Mon Sep 17 00:00:00 2001
+From: rpm-build <rpm-build>
+Date: Wed, 23 Nov 2022 16:55:17 +0200
+Subject: [PATCH] add riscv64
+
+Signed-off-by: rpm-build <rpm-build>
+
 diff --git a/Makefile b/Makefile
 index 7d56eae..221c46d 100644
 --- a/Makefile
@@ -37,3 +44,6 @@ index 00503f1..7f258c7 100644
      else
        return("none")
      end
+-- 
+2.37.1
+

efi-rpm-macros.spec

@@ -11,7 +11,7 @@ BuildArch: noarch
 Source0: https://github.com/rhboot/%{name}/releases/download/%{version}/%{name}-5.tar.bz2
 
 Patch0001: 0001-Don-t-have-arm-as-an-alt-arch-of-aarch64.patch
-Patch0002: efi-rpm-macros-5-riscv64.patch
+Patch0002: 0001-add-riscv64.patch
 
 %global debug_package %{nil}
 %global _efi_vendor_ %(eval echo $(sed -n -e 's/rhel/redhat/' -e 's/^ID=//p' /etc/os-release))