SDCD-1727: removing 1 hour time restriction for finished_at (#2659)

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

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

.generator/schemas/v2/openapi.yaml

@@ -12733,7 +12733,7 @@ components:
           type: string
         finished_at:
           description: Unix timestamp when the failure finished. It must be in nanoseconds,
-            milliseconds, or seconds, and it should not be older than 1 hour.
+            milliseconds, or seconds.
           example: 1693491984000000000
           format: int64
           type: integer

lib/datadog_api_client/v2/models/dora_failure_request_attributes.rb

@@ -27,7 +27,7 @@ class DORAFailureRequestAttributes
     # Environment name that was impacted by the failure.
     attr_accessor :env
 
-    # Unix timestamp when the failure finished. It must be in nanoseconds, milliseconds, or seconds, and it should not be older than 1 hour.
+    # Unix timestamp when the failure finished. It must be in nanoseconds, milliseconds, or seconds.
     attr_accessor :finished_at
 
     # Git info for DORA Metrics events.