change spec file

SPECS/metis.spec

@@ -203,7 +203,7 @@ LD_LIBRARY_PATH=%{buildroot}%{_libdir}:$LD_LIBRARY_PATH ./gpmetis test.mgraph 4
 LD_LIBRARY_PATH=%{buildroot}%{_libdir}:$LD_LIBRARY_PATH ./gpmetis copter2.graph 4
 LD_LIBRARY_PATH=%{buildroot}%{_libdir}:$LD_LIBRARY_PATH ./graphchk 4elt.graph
 cd ../../
-%ctest -- --test-dir ./
+%ctest --test-dir ./
 cd ../
 %if 0%{?arch64}
 cp -p %{buildroot}%{_bindir}/*metis64 metis64/src/graphs/
@@ -215,7 +215,7 @@ LD_LIBRARY_PATH=%{buildroot}%{_libdir}:$LD_LIBRARY_PATH ./gpmetis64 test.mgraph
 LD_LIBRARY_PATH=%{buildroot}%{_libdir}:$LD_LIBRARY_PATH ./gpmetis64 copter2.graph 4
 LD_LIBRARY_PATH=%{buildroot}%{_libdir}:$LD_LIBRARY_PATH ./graphchk64 4elt.graph
 cd ../../
-%ctest -- --test-dir ./
+%ctest --test-dir ./
 cd ../
 %endif