Adding bubblesort

Author: bhavnavarshney

Go/sorting/bubble.go

@@ -0,0 +1,16 @@
+package sorting
+
+func bubbleSort(arr []int) int {
+	swaps := 0
+	lenArr := len(arr)
+
+	for iteration := 0; iteration < lenArr; iteration++ {
+		for position := 0; position < lenArr-iteration-1; position++ {
+			if arr[position] > arr[position+1] {
+				arr[position], arr[position+1] = arr[position+1], arr[position]
+				swaps++
+			}
+		}
+	}
+	return swaps
+}