Run modernize (#21546)

`go run golang.org/x/tools/gopls/internal/analysis/modernize/cmd/modernize@latest -fix -test ./...` executed.

`go generate ./...` ran afterwards to keep generated.

internal/config/identity/openid/openid.go

@@ -22,7 +22,9 @@ import (
 	"encoding/base64"
 	"errors"
 	"io"
+	"maps"
 	"net/http"
+	"slices"
 	"sort"
 	"strconv"
 	"strings"
@@ -186,15 +188,9 @@ func (r *Config) Clone() Config {
 		transport:          r.transport,
 		closeRespFn:        r.closeRespFn,
 	}
-	for k, v := range r.arnProviderCfgsMap {
-		cfg.arnProviderCfgsMap[k] = v
-	}
-	for k, v := range r.ProviderCfgs {
-		cfg.ProviderCfgs[k] = v
-	}
-	for k, v := range r.roleArnPolicyMap {
-		cfg.roleArnPolicyMap[k] = v
-	}
+	maps.Copy(cfg.arnProviderCfgsMap, r.arnProviderCfgsMap)
+	maps.Copy(cfg.ProviderCfgs, r.ProviderCfgs)
+	maps.Copy(cfg.roleArnPolicyMap, r.roleArnPolicyMap)
 	return cfg
 }
 
@@ -210,7 +206,7 @@ func LookupConfig(s config.Config, transport http.RoundTripper, closeRespFn func
 		ProviderCfgs:       map[string]*providerCfg{},
 		pubKeys: publicKeys{
 			RWMutex: &sync.RWMutex{},
-			pkMap:   map[string]interface{}{},
+			pkMap:   map[string]any{},
 		},
 		roleArnPolicyMap: map[arn.ARN]string{},
 		transport:        openIDClientTransport,
@@ -308,7 +304,7 @@ func LookupConfig(s config.Config, transport http.RoundTripper, closeRespFn func
 
 		if scopeList := getCfgVal(Scopes); scopeList != "" {
 			var scopes []string
-			for _, scope := range strings.Split(scopeList, ",") {
+			for scope := range strings.SplitSeq(scopeList, ",") {
 				scope = strings.TrimSpace(scope)
 				if scope == "" {
 					return c, config.Errorf("empty scope value is not allowed '%s', please refer to our documentation", scopeList)
@@ -414,13 +410,7 @@ func (r *Config) GetConfigInfo(s config.Config, cfgName string) ([]madmin.IDPCfg
 		return nil, err
 	}
 
-	present := false
-	for _, cfg := range openIDConfigs {
-		if cfg == cfgName {
-			present = true
-			break
-		}
-	}
+	present := slices.Contains(openIDConfigs, cfgName)
 
 	if !present {
 		return nil, ErrProviderConfigNotFound