[MM-49989] Pass a context.Context to Client4 methods (#22922)

* Migrate all method in model/client4.go to accept a context.Context

* Fix th.*Client

* Fix remaining issues

* Empty commit to triger CI

* Fix test

* Add cancellation test

* Test that returned error is context.Canceled

* Fix bad merge

* Update mmctl code

---------

Co-authored-by: Mattermost Build <build@mattermost.com>

server/cmd/mmctl/commands/team_e2e_test.go

@@ -4,6 +4,7 @@
 package commands
 
 import (
+	"context"
 	"errors"
 	"fmt"
 
@@ -108,9 +109,9 @@ func (s *MmctlE2ETestSuite) TestDeleteTeamsCmdF() {
 
 		// Set EnableAPITeamDeletion
 		enableConfig := true
-		config, _, _ := c.GetConfig()
+		config, _, _ := c.GetConfig(context.TODO())
 		config.ServiceSettings.EnableAPITeamDeletion = &enableConfig
-		_, _, _ = c.UpdateConfig(config)
+		_, _, _ = c.UpdateConfig(context.TODO(), config)
 
 		// Deletion should succeed for both local and SystemAdmin client now
 		err = deleteTeamsCmdF(c, cmd, args)
@@ -121,9 +122,9 @@ func (s *MmctlE2ETestSuite) TestDeleteTeamsCmdF() {
 
 		// Reset config
 		enableConfig = false
-		config, _, _ = c.GetConfig()
+		config, _, _ = c.GetConfig(context.TODO())
 		config.ServiceSettings.EnableAPITeamDeletion = &enableConfig
-		_, _, _ = c.UpdateConfig(config)
+		_, _, _ = c.UpdateConfig(context.TODO(), config)
 	})
 
 	s.Run("Permission denied error for system admin when deleting a valid team", func() {