OSF: Used model.NewPointer everywhere (#27838)

```release-note
NONE
```

server/channels/app/platform/config_test.go

@@ -61,7 +61,7 @@ func TestConfigSave(t *testing.T) {
 	t.Run("trigger a config changed event for the cluster", func(t *testing.T) {
 		oldCfg := th.Service.Config()
 		newCfg := oldCfg.Clone()
-		newCfg.ServiceSettings.SiteURL = model.NewString("http://newhost.me")
+		newCfg.ServiceSettings.SiteURL = model.NewPointer("http://newhost.me")
 
 		sanitizedOldCfg := th.Service.configStore.RemoveEnvironmentOverrides(oldCfg)
 		sanitizedNewCfg := th.Service.configStore.RemoveEnvironmentOverrides(newCfg)
@@ -87,16 +87,16 @@ func TestConfigSave(t *testing.T) {
 
 		// Change a random config setting
 		cfg := th.Service.Config().Clone()
-		cfg.ThemeSettings.EnableThemeSelection = model.NewBool(!*cfg.ThemeSettings.EnableThemeSelection)
+		cfg.ThemeSettings.EnableThemeSelection = model.NewPointer(!*cfg.ThemeSettings.EnableThemeSelection)
 		th.Service.SaveConfig(cfg, false)
 		metricsMock.AssertNumberOfCalls(t, "Register", 0)
 
 		// Disable metrics
-		cfg.MetricsSettings.Enable = model.NewBool(false)
+		cfg.MetricsSettings.Enable = model.NewPointer(false)
 		th.Service.SaveConfig(cfg, false)
 
 		// Change the metrics setting
-		cfg.MetricsSettings.Enable = model.NewBool(true)
+		cfg.MetricsSettings.Enable = model.NewPointer(true)
 		th.Service.SaveConfig(cfg, false)
 		metricsMock.AssertNumberOfCalls(t, "Register", 1)
 	})

server/channels/app/platform/helper_test.go

@@ -264,7 +264,7 @@ type ChannelOption func(*model.Channel)
 
 func WithShared(v bool) ChannelOption {
 	return func(channel *model.Channel) {
-		channel.Shared = model.NewBool(v)
+		channel.Shared = model.NewPointer(v)
 	}
 }
 

server/channels/app/platform/service_test.go

@@ -98,7 +98,7 @@ func TestMetrics(t *testing.T) {
 		// there is no config listener for the metrics
 		// we handle it on config save step
 		cfg := th.Service.Config().Clone()
-		cfg.MetricsSettings.Enable = model.NewBool(true)
+		cfg.MetricsSettings.Enable = model.NewPointer(true)
 		th.Service.SaveConfig(cfg, false)
 
 		require.NotNil(t, th.Service.metrics)
@@ -109,7 +109,7 @@ func TestMetrics(t *testing.T) {
 		require.NoError(t, err)
 		require.Equal(t, http.StatusOK, resp.StatusCode)
 
-		cfg.MetricsSettings.Enable = model.NewBool(false)
+		cfg.MetricsSettings.Enable = model.NewPointer(false)
 		th.Service.SaveConfig(cfg, false)
 
 		_, err = http.Get(metricsAddr)

server/channels/app/platform/shared_channel_notifier_test.go

@@ -81,7 +81,7 @@ func TestServerSyncSharedChannelHandler(t *testing.T) {
 		mockChannelStore := &mocks.ChannelStore{}
 		mockChannelStore.On("Get", "channelID", true).Return(&model.Channel{
 			Id:     "channelID",
-			Shared: model.NewBool(true),
+			Shared: model.NewPointer(true),
 		}, nil)
 
 		mockUserStore := &mocks.UserStore{}

server/channels/app/platform/web_conn.go

@@ -852,7 +852,7 @@ func (wc *WebConn) ShouldSendEvent(msg *model.WebSocketEvent) bool {
 	// see sensitive data. Prevents admin clients from receiving events with bad data
 	var hasReadPrivateDataPermission *bool
 	if msg.GetBroadcast().ContainsSanitizedData {
-		hasReadPrivateDataPermission = model.NewBool(wc.Suite.RolesGrantPermission(wc.GetSession().GetUserRoles(), model.PermissionManageSystem.Id))
+		hasReadPrivateDataPermission = model.NewPointer(wc.Suite.RolesGrantPermission(wc.GetSession().GetUserRoles(), model.PermissionManageSystem.Id))
 
 		if *hasReadPrivateDataPermission {
 			return false
@@ -862,7 +862,7 @@ func (wc *WebConn) ShouldSendEvent(msg *model.WebSocketEvent) bool {
 	// If the event contains sensitive data, only send to users with permission to see it
 	if msg.GetBroadcast().ContainsSensitiveData {
 		if hasReadPrivateDataPermission == nil {
-			hasReadPrivateDataPermission = model.NewBool(wc.Suite.RolesGrantPermission(wc.GetSession().GetUserRoles(), model.PermissionManageSystem.Id))
+			hasReadPrivateDataPermission = model.NewPointer(wc.Suite.RolesGrantPermission(wc.GetSession().GetUserRoles(), model.PermissionManageSystem.Id))
 		}
 
 		if !*hasReadPrivateDataPermission {