update SA-MP server

Author: maddinat0r

appveyor.yml

@@ -24,7 +24,7 @@ install:
   - 7z x mysql-connector-c-6.1.6-win32.zip
   - del mysql-connector-c-6.1.6-win32.zip
 
-  - appveyor DownloadFile http://files.sa-mp.com/samp037_svr_R2-1-1_win32.zip
+  - appveyor DownloadFile http://files.sa-mp.com/samp037_svr_R2-2-1_win32.zip
   - 7z x samp037_svr_R2-1-1_win32.zip -osamp03
 
   - appveyor DownloadFile https://github.com/Zeex/pawn/releases/download/20160702/pawnc-3.10.20160702-windows.zip