Fix typo for type of 'context_state' in struct 'rohc_decomp_last_packet_info_t'.
Fix typo for type of 'context_state' in struct 'rohc_decomp_last_packet_info_t'.

didier-barvaux/rohc,didier-barvaux/rohc,didier-barvaux/rohc,didier-barvaux/rohc,didier-barvaux/rohc