fix: add missing drop column to migration

internal/bundb/migrations/20221112070547_tribes_players_add_columns.go

@@ -146,12 +146,19 @@ func init() {
 							Model(m).
 							Column(col).
 							Exec(ctx); err != nil {
-							return fmt.Errorf("couldn't drop the %s column: %w", col, err)
+							return fmt.Errorf("%T - couldn't drop the %s column: %w", m, col, err)
 						}
 					}
 				}
 			}
 
+			if _, err := tx.NewDropColumn().
+				Model(&model.Player{}).
+				Column("last_activity_at").
+				Exec(ctx); err != nil {
+				return fmt.Errorf("player - couldn't add the last_activity_at column: %w", err)
+			}
+
 			return nil
 		})
 	})