fix: updates a comment to remove the wrong range (#180)

Relates to a related fix done in some other sdks, such as the node one at
Unleash/unleash-client-node#417

In this case, the comment was misleading, so we can edit it.

internal/strategies/helpers.go

@@ -96,8 +96,8 @@ func (r *rng) string() string {
 	return strconv.Itoa(n)
 }
 
-// newRng creates a new random number generator for numbers between 1-100
-// and uses a mutex internally to ensure safe concurrent reads.
+// newRng creates a new random number generator and uses a mutex
+// internally to ensure safe concurrent reads.
 func newRng() *rng {
 	seed := time.Now().UnixNano() + int64(os.Getpid())
 	return &rng{random: rand.New(rand.NewSource(seed))}