feat: [parallelstore] A new enum DeploymentType is added (#5863)

* feat: A new enum `DeploymentType` is added
feat: A new field `deployment_type` is added to message `.google.cloud.parallelstore.v1beta.Instance`

PiperOrigin-RevId: 702831788

Source-Link: googleapis/googleapis@9ea2c56

Source-Link: googleapis/googleapis-gen@75e8105
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packages/google-cloud-parallelstore/protos/google/cloud/parallelstore/v1beta/parallelstore.proto

@@ -190,6 +190,19 @@ enum DirectoryStripeLevel {
   DIRECTORY_STRIPE_LEVEL_MAX = 3;
 }
 
+// Represents the deployment type for the instance.
+enum DeploymentType {
+  // Default Deployment Type
+  // It is equivalent to SCRATCH
+  DEPLOYMENT_TYPE_UNSPECIFIED = 0;
+
+  // Scratch
+  SCRATCH = 1;
+
+  // Persistent
+  PERSISTENT = 2;
+}
+
 // A Parallelstore instance.
 message Instance {
   option (google.api.resource) = {
@@ -307,6 +320,12 @@ message Instance {
   //   number of files.
   DirectoryStripeLevel directory_stripe_level = 16
       [(google.api.field_behavior) = OPTIONAL];
+
+  // Optional. The deployment type of the instance. Allowed values are:
+  //
+  // * `SCRATCH`: the instance is a scratch instance.
+  // * `PERSISTENT`: the instance is a persistent instance.
+  DeploymentType deployment_type = 17 [(google.api.field_behavior) = OPTIONAL];
 }
 
 // List instances request.