Update locations of CT.15 interchanges

Upgrade a local road to secondary status following renovations and upgrades in the last couple years. Now the road is in asphalt, much better condition than all other roads in the area except QL.2.

Update full layout of the currently under construction CT.15 stretch (CT.15 stage 1, from CT.02 interchange to Tan Quang, Bac Quang, Ha Giang). Source: 2024-11-13 satellite imagery, EO browser.