[skip-ci] RPM: adjust qemu dependencies

We only need qemu-system-[x86|aarch64]-core based on the architecture
along with qemu-img. So, there's no need to pull in all of qemu.

The qemu-system-[x86|aarch64]-core packages are not present on CentOS
Stream and RHEL, so we use qemu-kvm there instead.

Ref: https://github.com/containers/podman/pull/24369/files#r1883658262

Signed-off-by: Lokesh Mandvekar <[email protected]>

rpm/podman.spec

@@ -24,6 +24,8 @@
 
 %if %{defined fedora}
 %define build_with_btrfs 1
+# QEMU isn't packageed for CentOS Stream / RHEL
+%define qemu 1
 %endif
 
 %if %{defined copr_username}
@@ -187,7 +189,16 @@ when `%{_bindir}/%{name}sh` is set as a login shell or set as os.Args[0].
 Summary: Metapackage for setting up %{name} machine
 Requires: %{name} = %{epoch}:%{version}-%{release}
 Requires: gvisor-tap-vsock
-Requires: qemu
+%if %{defined qemu}
+%ifarch aarch64
+Requires: qemu-system-aarch64-core
+%else
+Requires: qemu-system-x86-core
+%endif
+%else
+Requires: qemu-kvm
+%endif
+Requires: qemu-img
 Requires: virtiofsd
 ExclusiveArch: x86_64 aarch64