Update README.md
Fix the date of the next release.
@@ -25,7 +25,7 @@ See LICENSE for details.
Release Number | Date | History
---------------|------|--------
-1.12.0 | 2019-11-29 | [Portable UPnP SDK][Portable UPnP SDK]
+1.12.0 | TBA | [Portable UPnP SDK][Portable UPnP SDK]
1.10.1 | 2019-11-20 | [Portable UPnP SDK][Portable UPnP SDK]
1.10.0 | 2019-11-01 | [Portable UPnP SDK][Portable UPnP SDK]
1.8.6 | 2019-11-20 | [Portable UPnP SDK][Portable UPnP SDK]
