Fix dynamic labels & multi-label extraction labels (#3753)

# What this PR does

Fix dynamic labels & multi-label extraction labels

## Which issue(s) this PR fixes

https://github.com/grafana/oncall/issues/3750

## Checklist

- [ ] Unit, integration, and e2e (if applicable) tests updated
- [ ] Documentation added (or `pr:no public docs` PR label added if not
required)
- [ ] `CHANGELOG.md` updated (or `pr:no changelog` PR label added if not
required)

CHANGELOG.md

@@ -14,6 +14,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Fixed
 
 - Fixed too frequent retry of `perform_notification` task on Telegram ratelimit error by @Ferril ([#3744](https://github.com/grafana/oncall/pull/3744))
+- Dynamic labels & multi-label extraction label are broken ([#3750](https://github.com/grafana/oncall/issues/3750))
 - Add check whether organization has Slack connection on update Slack related field using public api endpoints
   by @Ferril ([#3751](https://github.com/grafana/oncall/pull/3751))
 

grafana-plugin/src/containers/IntegrationLabelsForm/IntegrationLabelsForm.tsx

@@ -206,9 +206,10 @@ const IntegrationLabelsForm = observer((props: IntegrationLabelsFormProps) => {
           templates={templates}
           templateBody={alertGroupLabels.custom[customLabelIndexToShowTemplateEditor].value.name}
           onHide={() => setCustomLabelIndexToShowTemplateEditor(undefined)}
-          onUpdateTemplates={({ alert_group_labels }) => {
+          onUpdateTemplates={(templates) => {
             const newCustom = [...alertGroupLabels.custom];
-            newCustom[customLabelIndexToShowTemplateEditor].value.name = alert_group_labels;
+            newCustom[customLabelIndexToShowTemplateEditor].value.name =
+              templates[LabelTemplateOptions.AlertGroupDynamicLabel.key];
 
             setAlertGroupLabels({
               ...alertGroupLabels,
@@ -229,10 +230,10 @@ const IntegrationLabelsForm = observer((props: IntegrationLabelsFormProps) => {
           templates={templates}
           templateBody={alertGroupLabels.template}
           onHide={() => setShowTemplateEditor(false)}
-          onUpdateTemplates={({ alert_group_labels }) => {
+          onUpdateTemplates={(templates) => {
             setAlertGroupLabels({
               ...alertGroupLabels,
-              template: alert_group_labels,
+              template: templates[LabelTemplateOptions.AlertGroupMultiLabel.key],
             });
 
             setShowTemplateEditor(undefined);

grafana-plugin/src/containers/OutgoingWebhookForm/OutgoingWebhookForm.tsx

@@ -177,6 +177,7 @@ const OutgoingWebhookForm = observer((props: OutgoingWebhookFormProps) => {
       preset: selectedPreset?.id,
       trigger_type: null,
       http_method: 'POST',
+      forward_all: true,
     };
   } else if (isNewOrCopy) {
     data = { ...outgoingWebhookStore.items[id], is_legacy: false, name: '' };