bcc-lua: enable deterministic bytecode generation (#5213)

LuaJIT does not generate bytecode deterministically by default, which
makes the build of bcc-lua unreproducible. However, support for
deterministic bytecode was added to LuaJIT some time ago. This change
enables it for bcc-lua.

- https://bugzilla.suse.com/show_bug.cgi?id=1236871
- LuaJIT/LuaJIT#1008
- https://reproducible-builds.org/

Author: wfrisch

src/lua/CMakeLists.txt

@@ -15,7 +15,7 @@ if (LUAJIT_LIBRARIES AND LUAJIT)
 
 	ADD_CUSTOM_COMMAND(
 		OUTPUT bcc.o
-		COMMAND ${LUAJIT} -bg bcc.lua bcc.o
+		COMMAND ${LUAJIT} -bgd bcc.lua bcc.o
 		DEPENDS bcc.lua
 	)