chore: update OpenAPI spec from monorepo (#536)

Co-authored-by: OpenRouter SDK Bot <sdk-bot@openrouter.ai>

Author: openrouter-docs-sync[bot]

.speakeasy/in.openapi.yaml

@@ -4346,6 +4346,7 @@ components:
         - 'meta'
         - 'minimax'
         - 'mistral'
+        - 'modal'
         - 'modelrun'
         - 'modular'
         - 'moonshotai'
@@ -18900,6 +18901,7 @@ components:
       type: 'string'
     ProviderName:
       enum:
+        - 'Modal'
         - 'AkashML'
         - 'AI21'
         - 'AionLabs'
@@ -25742,6 +25744,7 @@ paths:
               - 'meta'
               - 'minimax'
               - 'mistral'
+              - 'modal'
               - 'modelrun'
               - 'modular'
               - 'moonshotai'