bump version to 50.13-r3rc2

Author: myk002

CMakeLists.txt

@@ -8,7 +8,7 @@ project(dfhack)
 
 # set up versioning.
 set(DF_VERSION "50.13")
-set(DFHACK_RELEASE "r3rc1")
+set(DFHACK_RELEASE "r3rc2")
 set(DFHACK_PRERELEASE TRUE)
 
 set(DFHACK_VERSION "${DF_VERSION}-${DFHACK_RELEASE}")