dev-lang/python: add -j1 in install to 3.11.0_beta1

Not doing it just for PGO as I don't know if it's exclusive to that,
or just more likely there.

Obviously just a temporary thing.

Bug: https://bugs.gentoo.org/843458
Signed-off-by: Sam James <sam@gentoo.org>

dev-lang/python/python-3.11.0_beta1-r1.ebuild

@@ -329,7 +329,8 @@ src_test() {
 src_install() {
 	local libdir=${ED}/usr/lib/python${PYVER}
 
-	emake DESTDIR="${D}" altinstall
+	# -j1 hack for now for bug #843458
+	emake -j1 DESTDIR="${D}" altinstall
 
 	# Fix collisions between different slots of Python.
 	rm "${ED}/usr/$(get_libdir)/libpython3.so" || die