metrics: remove dependency on golang.org/exp (#29314)

go.mod

@@ -55,7 +55,6 @@ require (
 	github.com/mattn/go-isatty v0.0.17
 	github.com/shirou/gopsutil v3.21.4-0.20210419000835-c7a38de76ee5+incompatible
 	github.com/urfave/cli/v2 v2.27.5
-	golang.org/x/exp v0.0.0-20231006140011-7918f672742d
 	gopkg.in/natefinch/lumberjack.v2 v2.2.1
 )
 

go.sum

@@ -218,8 +218,6 @@ golang.org/x/crypto v0.0.0-20200820211705-5c72a883971a/go.mod h1:LzIPMQfyMNhhGPh
 golang.org/x/crypto v0.0.0-20201221181555-eec23a3978ad/go.mod h1:jdWPYTVW3xRLrWPugEBEK3UY2ZEsg3UU495nc5E+M+I=
 golang.org/x/crypto v0.29.0 h1:L5SG1JTTXupVV3n6sUqMTeWbjAyfPwoda2DLX8J8FrQ=
 golang.org/x/crypto v0.29.0/go.mod h1:+F4F4N5hv6v38hfeYwTdx20oUvLLc+QfrE9Ax9HtgRg=
-golang.org/x/exp v0.0.0-20231006140011-7918f672742d h1:jtJma62tbqLibJ5sFQz8bKtEM8rJBtfilJ2qTU199MI=
-golang.org/x/exp v0.0.0-20231006140011-7918f672742d/go.mod h1:ldy0pHrwJyGW56pPQzzkH36rKxoZW1tw7ZJpeKx+hdo=
 golang.org/x/mod v0.17.0 h1:zY54UmvipHiNd+pm+m0x9KhZ9hl1/7QNMyxXbc6ICqA=
 golang.org/x/mod v0.17.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
 golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=

metrics/sample.go

@@ -3,10 +3,9 @@ package metrics
 import (
 	"math"
 	"math/rand"
+	"slices"
 	"sync"
 	"time"
-
-	"golang.org/x/exp/slices"
 )
 
 const rescaleThreshold = time.Hour

metrics/writer.go

@@ -3,10 +3,9 @@ package metrics
 import (
 	"fmt"
 	"io"
+	"slices"
 	"strings"
 	"time"
-
-	"golang.org/x/exp/slices"
 )
 
 // Write sorts writes each metric in the given registry periodically to the

metrics/writer_test.go

@@ -1,9 +1,8 @@
 package metrics
 
 import (
+	"slices"
 	"testing"
-
-	"golang.org/x/exp/slices"
 )
 
 func TestMetricsSorting(t *testing.T) {