Allow errors data source in formula event queries for dashboards (#3819)

Co-authored-by: ci.datadog-api-spec <packages@datadoghq.com>

Author: api-clients-generation-pipeline[bot]

.generator/schemas/v1/openapi.yaml

@@ -3257,6 +3257,7 @@ components:
         - incident_analytics
         - product_analytics
         - on_call_events
+        - errors
       example: "logs"
       type: string
       x-enum-varnames:
@@ -3273,6 +3274,7 @@ components:
         - INCIDENT_ANALYTICS
         - PRODUCT_ANALYTICS
         - ON_CALL_EVENTS
+        - ERRORS
     FormulaAndFunctionMetricAggregation:
       description: The aggregation methods available for metrics queries.
       enum:

src/main/java/com/datadog/api/client/v1/model/FormulaAndFunctionEventsDataSource.java

@@ -38,7 +38,8 @@ public class FormulaAndFunctionEventsDataSource extends ModelEnum<String> {
               "ci_pipelines",
               "incident_analytics",
               "product_analytics",
-              "on_call_events"));
+              "on_call_events",
+              "errors"));
 
   public static final FormulaAndFunctionEventsDataSource LOGS =
       new FormulaAndFunctionEventsDataSource("logs");
@@ -66,6 +67,8 @@ public class FormulaAndFunctionEventsDataSource extends ModelEnum<String> {
       new FormulaAndFunctionEventsDataSource("product_analytics");
   public static final FormulaAndFunctionEventsDataSource ON_CALL_EVENTS =
       new FormulaAndFunctionEventsDataSource("on_call_events");
+  public static final FormulaAndFunctionEventsDataSource ERRORS =
+      new FormulaAndFunctionEventsDataSource("errors");
 
   FormulaAndFunctionEventsDataSource(String value) {
     super(value, allowedValues);