feat: [AiPlatform] Add support for developer connect based deployment (#8742)

* feat: Add support for developer connect based deployment
docs: A comment for message `ReasoningEngineSpec` is changed
docs: A comment for field `package_spec` in message `.google.cloud.aiplatform.v1.ReasoningEngineSpec` is changed

PiperOrigin-RevId: 833911903

Source-Link: googleapis/googleapis@8d526e8

Source-Link: googleapis/googleapis-gen@884e94d
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feat: add `gpu_partition_size` in `machine_spec` v1 api

PiperOrigin-RevId: 833901564

Source-Link: googleapis/googleapis@df29a82

Source-Link: googleapis/googleapis-gen@13de57f
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feat: add `ReplicatedVoiceConfig` to `VoiceConfig` to enable Gemini TTS voice replication

PiperOrigin-RevId: 833480721

Source-Link: googleapis/googleapis@136201b

Source-Link: googleapis/googleapis-gen@3dea11e
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AiPlatform/metadata/V1/Content.php

@@ -172,6 +172,31 @@ private function createOperationsClient(array $options)
         return new OperationsClient($options);
     }
 
+    /**
+     * Formats a string containing the fully-qualified path to represent a
+     * git_repository_link resource.
+     *
+     * @param string $project
+     * @param string $location
+     * @param string $connection
+     * @param string $gitRepositoryLink
+     *
+     * @return string The formatted git_repository_link resource.
+     */
+    public static function gitRepositoryLinkName(
+        string $project,
+        string $location,
+        string $connection,
+        string $gitRepositoryLink
+    ): string {
+        return self::getPathTemplate('gitRepositoryLink')->render([
+            'project' => $project,
+            'location' => $location,
+            'connection' => $connection,
+            'git_repository_link' => $gitRepositoryLink,
+        ]);
+    }
+
     /**
      * Formats a string containing the fully-qualified path to represent a location
      * resource.
@@ -231,6 +256,7 @@ public static function reasoningEngineName(string $project, string $location, st
      * Parses a formatted name string and returns an associative array of the components in the name.
      * The following name formats are supported:
      * Template: Pattern
+     * - gitRepositoryLink: projects/{project}/locations/{location}/connections/{connection}/gitRepositoryLinks/{git_repository_link}
      * - location: projects/{project}/locations/{location}
      * - networkAttachment: projects/{project}/regions/{region}/networkAttachments/{networkattachment}
      * - reasoningEngine: projects/{project}/locations/{location}/reasoningEngines/{reasoning_engine}