Fix Uint8Array concat crash in Parse IPv4 header

Author: Zish19

src/core/operations/ParseIPv4Header.mjs

@@ -74,7 +74,7 @@ class ParseIPv4Header extends Operation {
             checksum = input[10] << 8 | input[11],
             srcIP = input[12] << 24 | input[13] << 16 | input[14] << 8 | input[15],
             dstIP = input[16] << 24 | input[17] << 16 | input[18] << 8 | input[19],
-            checksumHeader = input.slice(0, 10).concat([0, 0]).concat(input.slice(12, 20));
+            checksumHeader = [...input.slice(0, 10), 0, 0, ...input.slice(12, 20)];
         let version = (input[0] >>> 4) & 0x0f,
             options = [];