Add versions.h (#2060)

src/code/z_common_data.c

@@ -1,5 +1,6 @@
 #include "global.h"
 #include "region.h"
+#include "versions.h"
 
 #pragma increment_block_number "gc-eu:128 gc-eu-mq:128 gc-jp:128 gc-jp-ce:128 gc-jp-mq:128 gc-us:128 gc-us-mq:128"
 

src/code/z_message.c

@@ -2,6 +2,7 @@
 #include "message_data_static.h"
 #include "terminal.h"
 #include "assets/textures/parameter_static/parameter_static.h"
+#include "versions.h"
 
 #pragma increment_block_number "gc-eu:128 gc-eu-mq:128 gc-jp:128 gc-jp-ce:128 gc-jp-mq:128 gc-us:128 gc-us-mq:128"
 

src/code/z_play.c

@@ -1,6 +1,7 @@
 #include "global.h"
 #include "quake.h"
 #include "terminal.h"
+#include "versions.h"
 
 #include "z64frame_advance.h"