Update rpmmacros test

Starting with rhel 9.8 we are using the same rpmmacros format as Fedora
and RHEL 10, while RHEL older than 9.8 and 8 are using the "legacy"
format which pass-through the arguments to the cargo macros.

tests/Sanity/rust-rpmmacros/runtest.sh

@@ -36,7 +36,13 @@ rlJournalStart
     rlPhaseEnd
 
     rlPhaseStartTest
-        rlRun "rpmbuild --define '_topdir $tmp' -ba $tmp/SPECS/$SPECFILE"
+        # Rpmmacros depending on RHEL version
+        # https://issues.redhat.com/browse/RHEL-104777
+        LEGACY_MACROS=""
+        if rlIsRHEL 8 || rlIsRHEL "<9.8"; then
+            LEGACY_MACROS="--with legacy_rpmmacros"
+        fi
+        rlRun "rpmbuild --define '_topdir $tmp' -ba ${LEGACY_MACROS} $tmp/SPECS/$SPECFILE"
     rlPhaseEnd
 
     rlPhaseStartCleanup

tests/Sanity/rust-rpmmacros/rust-rpmtest.spec

@@ -1,5 +1,8 @@
 %global crate rpmtest
 
+# Build condition for legacy RPM macros (disabled by default)
+%bcond_with legacy_rpmmacros
+
 Name:           rust-rpmtest
 Version:        0.1.0
 Release:        1
@@ -38,9 +41,8 @@ Summary:        %{summary}
 %endif
 
 %build
-# cargo_build/install/test don't use -n/-a/-f in rhel/centos < 10 to avoid breaking
-# existing packages using arguments.
-%if 0%{?rhel} && 0%{?rhel} < 10
+# Use legacy cargo macros when requested
+%if %{with legacy_rpmmacros}
 %cargo_build --all-features
 %else
 %cargo_build -a
@@ -51,14 +53,14 @@ Summary:        %{summary}
 %{?cargo_license_summary:%cargo_license_summary -a}
 
 %install
-%if 0%{?rhel} && 0%{?rhel} < 10
+%if %{with legacy_rpmmacros}
 %cargo_install --all-features
 %else
 %cargo_install -a
 %endif
 
 %check
-%%if 0%{?rhel} && 0%{?rhel} < 10
+%if %{with legacy_rpmmacros}
 %cargo_test --all-features
 %else
 %cargo_test -a