Fix metrics query timestamp units to milliseconds (#1749)

Co-authored-by: ci.datadog-api-spec <[email protected]>

.apigentools-info

@@ -4,13 +4,13 @@
     "spec_versions": {
         "v1": {
             "apigentools_version": "1.6.4",
-            "regenerated": "2023-04-18 17:35:07.748467",
-            "spec_repo_commit": "0c4beb36"
+            "regenerated": "2023-04-18 18:23:24.656123",
+            "spec_repo_commit": "f3c70802"
         },
         "v2": {
             "apigentools_version": "1.6.4",
-            "regenerated": "2023-04-18 17:35:07.761090",
-            "spec_repo_commit": "0c4beb36"
+            "regenerated": "2023-04-18 18:23:24.668253",
+            "spec_repo_commit": "f3c70802"
         }
     }
 }

.generator/schemas/v1/openapi.yaml

@@ -5857,7 +5857,7 @@ components:
           readOnly: true
           type: string
         interval:
-          description: Number of seconds between data samples.
+          description: Number of milliseconds between data samples.
           format: int64
           readOnly: true
           type: integer
@@ -5872,10 +5872,10 @@ components:
           readOnly: true
           type: string
         pointlist:
-          description: List of points of the time series.
+          description: List of points of the time series in milliseconds.
           example:
-          - - 1575317847.0
-            - 0.5
+          - - 1681683300000.0
+            - 77.62145685254418
           items:
             $ref: '#/components/schemas/Point'
           readOnly: true

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

@@ -136,7 +136,7 @@ public String getExpression() {
   }
 
   /**
-   * Number of seconds between data samples.
+   * Number of milliseconds between data samples.
    *
    * @return interval
    */
@@ -172,7 +172,7 @@ public String getMetric() {
   }
 
   /**
-   * List of points of the time series.
+   * List of points of the time series in milliseconds.
    *
    * @return pointlist
    */