[Minor] Debian: Add cxx switch knobs

debian/rules

@@ -42,6 +42,8 @@ override_dh_auto_configure:
 		-DENABLE_LUAJIT=$(ENABLE_LUAJIT) \
 		-DENABLE_LIBUNWIND=ON \
 		-DWANT_SYSTEMD_UNITS=ON \
+		-DENABLE_STATIC_LIBCXX=OFF \
+		-DENABLE_LIBCXX=OFF \
 		$(ENABLE_HYPERSCAN) \
 		$(EXTRA_ARGS)