By Tony Owusu Staffing issues have hampered the entire airline industry since the pandemic, but Delta provided a timeline for when the issue would be resolved. Delta Airline’s (DAL) – Get Free Report shares are dropping Friday despite topping analyst estimates after the company said that a new labor deal with its pilots union will eat into its first quarter bottom line. But the bears are missing the bigger story that Delta (and possibly the entire airline industry) is emerging from the pandemic stronger than it was prior to the disruption. But there are still problems to be worked out at Delta…