fixed typo on parameter and adjusted logic for interval

init.lua

@@ -146,14 +146,13 @@ function mlogout ()
     minetest.log("action", "matrix_bridge - signing out.")
 end
 
-local GLOBAL_STEPS = 0
-minetest.register_globalstep(function(dtine)
---     print(GLOBAL_STEPS)
-    local GLOBAL_THRESHHOLD = 50
-    if GLOBAL_STEPS == GLOBAL_THRESHHOLD then
+local SECONDS = 0
+minetest.register_globalstep(function(dtime)
+    SECONDS = SECONDS + dtime
+    if SECONDS > 5 then
         msync(since)
+        SECONDS = 0 -- reset
     end
-    GLOBAL_STEPS = (GLOBAL_STEPS + 1) % (GLOBAL_THRESHHOLD+1)
 end)
 
 minetest.register_chatcommand("matrix", {