GitHub CI: Include SystemC output in the archive on failure

Author: quark17

testsuite/archive_logs.sh

@@ -7,6 +7,7 @@ find . \
     -name '*.bsc-out' -o \
     -name '*.bsc-ccomp-out' -o \
     -name '*.bsc-vcomp-out' -o \
+    -name '*.cxx-comp-out' -o \
     -name '*.bsc-sched-out' |
     tar zcf logs.tar.gz -T -