feat(transcoder): update the API

#### transcoder:v1

The following keys were added:
- schemas.Job.properties.fillContentGaps.description
- schemas.Job.properties.fillContentGaps.type

Author: yoshi-automation

discovery/transcoder-v1.json

@@ -385,7 +385,7 @@
       }
     }
   },
-  "revision": "20250219",
+  "revision": "20250630",
   "rootUrl": "https://transcoder.googleapis.com/",
   "schemas": {
     "AdBreak": {
@@ -1200,6 +1200,10 @@
           "description": "Output only. An error object that describes the reason for the failure. This property is always present when ProcessingState is `FAILED`.",
           "readOnly": true
         },
+        "fillContentGaps": {
+          "description": "Optional. Insert silence and duplicate frames when timestamp gaps are detected in a given stream.",
+          "type": "boolean"
+        },
         "inputUri": {
           "description": "Input only. Specify the `input_uri` to populate empty `uri` fields in each element of `Job.config.inputs` or `JobTemplate.config.inputs` when using template. URI of the media. Input files must be at least 5 seconds in duration and stored in Cloud Storage (for example, `gs://bucket/inputs/file.mp4`). See [Supported input and output formats](https://cloud.google.com/transcoder/docs/concepts/supported-input-and-output-formats).",
           "type": "string"

src/apis/transcoder/v1.ts

@@ -768,6 +768,10 @@ export namespace transcoder_v1 {
      * Output only. An error object that describes the reason for the failure. This property is always present when ProcessingState is `FAILED`.
      */
     error?: Schema$Status;
+    /**
+     * Optional. Insert silence and duplicate frames when timestamp gaps are detected in a given stream.
+     */
+    fillContentGaps?: boolean | null;
     /**
      * Input only. Specify the `input_uri` to populate empty `uri` fields in each element of `Job.config.inputs` or `JobTemplate.config.inputs` when using template. URI of the media. Input files must be at least 5 seconds in duration and stored in Cloud Storage (for example, `gs://bucket/inputs/file.mp4`). See [Supported input and output formats](https://cloud.google.com/transcoder/docs/concepts/supported-input-and-output-formats).
      */
@@ -1383,6 +1387,7 @@ export namespace transcoder_v1 {
      *       //   "createTime": "my_createTime",
      *       //   "endTime": "my_endTime",
      *       //   "error": {},
+     *       //   "fillContentGaps": false,
      *       //   "inputUri": "my_inputUri",
      *       //   "labels": {},
      *       //   "mode": "my_mode",
@@ -1405,6 +1410,7 @@ export namespace transcoder_v1 {
      *   //   "createTime": "my_createTime",
      *   //   "endTime": "my_endTime",
      *   //   "error": {},
+     *   //   "fillContentGaps": false,
      *   //   "inputUri": "my_inputUri",
      *   //   "labels": {},
      *   //   "mode": "my_mode",
@@ -1687,6 +1693,7 @@ export namespace transcoder_v1 {
      *   //   "createTime": "my_createTime",
      *   //   "endTime": "my_endTime",
      *   //   "error": {},
+     *   //   "fillContentGaps": false,
      *   //   "inputUri": "my_inputUri",
      *   //   "labels": {},
      *   //   "mode": "my_mode",