Yes, he did pull back, intentionally or not, we don't know:
2 h 10 min 07: The copilot sidestick is positioned: - nose-up between neutral and ¾ of the stop position; VS and VSsel are both zero.
2 h 10 min 08: The FD 1 and 2 become unavailable.
2 h 10 min 17:The FD 1 and 2 become available again; the active modes are HDG/ALT CRZ*. VS is then 4000 fpm.