days: add Addresses table with map pins to every day file

Stays, stops and parking pullouts with coordinates from OpenStreetMap,
each linked to Google Maps. Plan lines keep only the map link on the
place name. README and itinerary mention the section.

Claude-Session: https://claude.ai/code/session_0143dpDbP48SioBZZJ4iTf5c

days/2026-10-03.md

@@ -7,3 +7,10 @@
 - Check out of Horseshoe by 11 AM
 - KT & VT fly LAS → Sofia ([flights](../bookings/transport/flights-kt-vt.md))
 - MS starts the drive back to SF
+
+## Addresses
+
+| Place | Address | Map |
+|---|---|---|
+| Horseshoe Las Vegas | 3645 Las Vegas Blvd S, Las Vegas, NV 89109 · +1 877-603-4390 | [36.11348, -115.16906](https://www.google.com/maps/search/?api=1&query=36.11348,-115.16906) |
+| Overnight stop | TBC |  |