Make google auth optional for Observability Pipelines (#2787)

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

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

.generator/schemas/v2/openapi.yaml

@@ -34514,7 +34514,6 @@ components:
       - id
       - type
       - inputs
-      - auth
       - customer_id
       type: object
     ObservabilityPipelineGoogleChronicleDestinationEncoding:
@@ -34580,9 +34579,7 @@ components:
       - type
       - inputs
       - bucket
-      - auth
       - storage_class
-      - acl
       type: object
     ObservabilityPipelineGoogleCloudStorageDestinationAcl:
       description: Access control list setting for objects written to the bucket.
@@ -34713,7 +34710,6 @@ components:
       required:
       - id
       - type
-      - auth
       - decoding
       - project
       - subscription

lib/datadog_api_client/v2/models/observability_pipeline_google_chronicle_destination.rb

@@ -22,7 +22,7 @@ class ObservabilityPipelineGoogleChronicleDestination
     include BaseGenericModel
 
     # GCP credentials used to authenticate with Google Cloud Storage.
-    attr_reader :auth
+    attr_accessor :auth
 
     # The Google Chronicle customer ID.
     attr_reader :customer_id
@@ -125,24 +125,13 @@ def initialize(attributes = {})
     # @return true if the model is valid
     # @!visibility private
     def valid?
-      return false if @auth.nil?
       return false if @customer_id.nil?
       return false if @id.nil?
       return false if @inputs.nil?
       return false if @type.nil?
       true
     end
 
-    # Custom attribute writer method with validation
-    # @param auth [Object] Object to be assigned
-    # @!visibility private
-    def auth=(auth)
-      if auth.nil?
-        fail ArgumentError, 'invalid value for "auth", auth cannot be nil.'
-      end
-      @auth = auth
-    end
-
     # Custom attribute writer method with validation
     # @param customer_id [Object] Object to be assigned
     # @!visibility private

lib/datadog_api_client/v2/models/observability_pipeline_google_cloud_storage_destination.rb

@@ -23,10 +23,10 @@ class ObservabilityPipelineGoogleCloudStorageDestination
     include BaseGenericModel
 
     # Access control list setting for objects written to the bucket.
-    attr_reader :acl
+    attr_accessor :acl
 
     # GCP credentials used to authenticate with Google Cloud Storage.
-    attr_reader :auth
+    attr_accessor :auth
 
     # Name of the GCS bucket.
     attr_reader :bucket
@@ -146,8 +146,6 @@ def initialize(attributes = {})
     # @return true if the model is valid
     # @!visibility private
     def valid?
-      return false if @acl.nil?
-      return false if @auth.nil?
       return false if @bucket.nil?
       return false if @id.nil?
       return false if @inputs.nil?
@@ -156,26 +154,6 @@ def valid?
       true
     end
 
-    # Custom attribute writer method with validation
-    # @param acl [Object] Object to be assigned
-    # @!visibility private
-    def acl=(acl)
-      if acl.nil?
-        fail ArgumentError, 'invalid value for "acl", acl cannot be nil.'
-      end
-      @acl = acl
-    end
-
-    # Custom attribute writer method with validation
-    # @param auth [Object] Object to be assigned
-    # @!visibility private
-    def auth=(auth)
-      if auth.nil?
-        fail ArgumentError, 'invalid value for "auth", auth cannot be nil.'
-      end
-      @auth = auth
-    end
-
     # Custom attribute writer method with validation
     # @param bucket [Object] Object to be assigned
     # @!visibility private

lib/datadog_api_client/v2/models/observability_pipeline_google_pub_sub_source.rb

@@ -22,7 +22,7 @@ class ObservabilityPipelineGooglePubSubSource
     include BaseGenericModel
 
     # GCP credentials used to authenticate with Google Cloud Storage.
-    attr_reader :auth
+    attr_accessor :auth
 
     # The decoding format used to interpret incoming logs.
     attr_reader :decoding
@@ -123,7 +123,6 @@ def initialize(attributes = {})
     # @return true if the model is valid
     # @!visibility private
     def valid?
-      return false if @auth.nil?
       return false if @decoding.nil?
       return false if @id.nil?
       return false if @project.nil?
@@ -132,16 +131,6 @@ def valid?
       true
     end
 
-    # Custom attribute writer method with validation
-    # @param auth [Object] Object to be assigned
-    # @!visibility private
-    def auth=(auth)
-      if auth.nil?
-        fail ArgumentError, 'invalid value for "auth", auth cannot be nil.'
-      end
-      @auth = auth
-    end
-
     # Custom attribute writer method with validation
     # @param decoding [Object] Object to be assigned
     # @!visibility private