update code output after adding speedup for comparison between sequential and parallel sorting.

Codes/Code-2.cpp

@@ -198,9 +198,12 @@ int main() {
 EXAMPLE OUTPUT (when n=10000):
 
 $ ./Code-2 
-Sequential Bubble Sort time: 0.955806 seconds
-Parallel Bubble Sort time: 0.296248 seconds
-Sequential Merge Sort time: 0.0114291 seconds
-Parallel Merge Sort time: 0.00343183 seconds
+Sequential Bubble Sort time: 0.955394 seconds
+Parallel Bubble Sort time: 0.282093 seconds
+Bubble Sort Speedup (Sequential / Parallel) = 3.38681x
+
+Sequential Merge Sort time: 0.0116294 seconds
+Parallel Merge Sort time: 0.00282529 seconds
+Merge Sort Speedup (Sequential / Parallel) = 4.11618x
 */