DOC-4239 added Count-min sketch examples (redis#3118)

Co-authored-by: Vladyslav Vildanov <117659936+vladvildanov@users.noreply.github.com> Co-authored-by: ofekshenawa <104765379+ofekshenawa@users.noreply.github.com>

Author: 3 people

doctests/cms_tutorial_test.go

@@ -0,0 +1,84 @@
+// EXAMPLE: cms_tutorial
+// HIDE_START
+package example_commands_test
+
+import (
+"context"
+"fmt"
+
+"github.com/redis/go-redis/v9"
+)
+
+// HIDE_END
+
+func ExampleClient_cms() {
+ctx := context.Background()
+
+rdb := redis.NewClient(&redis.Options{
+Addr: "localhost:6379",
+Password: "", // no password docs
+DB: 0, // use default DB
+})
+
+// REMOVE_START
+rdb.Del(ctx, "bikes:profit")
+// REMOVE_END
+
+// STEP_START cms
+res1, err := rdb.CMSInitByProb(ctx, "bikes:profit", 0.001, 0.002).Result()
+
+if err != nil {
+panic(err)
+}
+
+fmt.Println(res1) // >>> OK
+
+res2, err := rdb.CMSIncrBy(ctx, "bikes:profit",
+"Smoky Mountain Striker", 100,
+).Result()
+
+if err != nil {
+panic(err)
+}
+
+fmt.Println(res2) // >>> [100]
+
+res3, err := rdb.CMSIncrBy(ctx, "bikes:profit",
+"Rocky Mountain Racer", 200,
+"Cloudy City Cruiser", 150,
+).Result()
+
+if err != nil {
+panic(err)
+}
+
+fmt.Println(res3) // >>> [200 150]
+
+res4, err := rdb.CMSQuery(ctx, "bikes:profit",
+"Smoky Mountain Striker",
+).Result()
+
+if err != nil {
+panic(err)
+}
+
+fmt.Println(res4) // >>> [100]
+
+res5, err := rdb.CMSInfo(ctx, "bikes:profit").Result()
+
+if err != nil {
+panic(err)
+}
+
+fmt.Printf("Width: %v, Depth: %v, Count: %v",
+res5.Width, res5.Depth, res5.Count)
+// >>> Width: 2000, Depth: 9, Count: 450
+// STEP_END
+
+// Output:
+// OK
+// [100]
+// [200 150]
+// [100]
+// Width: 2000, Depth: 9, Count: 450
+}