Don't install binutils-gold on RHEL 8

This subpackage is only available since RHEL 9.

Author: nikic

llvm.spec

@@ -293,8 +293,10 @@ BuildRequires:	python%{python3_pkgversion}-myst-parser
 BuildRequires:	multilib-rpm-config
 %if %{with gold}
 BuildRequires:	binutils-devel
+%if %{undefined rhel} || 0%{?rhel} > 8
 BuildRequires:	binutils-gold
 %endif
+%endif
 %ifarch %{valgrind_arches}
 # Enable extra functionality when run the LLVM JIT under valgrind.
 BuildRequires:	valgrind-devel