Update scripts.lua

Author: Sabari-Arunkumar-ML

scripts.lua

@@ -468,7 +468,7 @@ local function merge_log(record)
 
     local first_line = str:match("[^\n]+")
     pos = str.len(first_line) + 1
-    first_line_msg = str:match("[^\\\n]+")
+    first_line_msg = str:match("(.*)\\n")
     -- record["time"] = first_line:match("\"time\":\"([^/]+)\"")
     table.insert(buff,first_line_msg)