fix(terraform): restore pointer allocation for entity-level union variants (#1880)

Author: bradcypert

go.mod

@@ -38,7 +38,7 @@ require (
 	github.com/speakeasy-api/huh v1.1.2
 	github.com/speakeasy-api/jq v0.1.1-0.20251107233444-84d7e49e84a4
 	github.com/speakeasy-api/openapi v1.16.1
-	github.com/speakeasy-api/openapi-generation/v2 v2.821.6
+	github.com/speakeasy-api/openapi-generation/v2 v2.821.8
 	github.com/speakeasy-api/sdk-gen-config v1.49.0
 	github.com/speakeasy-api/speakeasy-agent-mode-content v0.2.0
 	github.com/speakeasy-api/speakeasy-client-sdk-go/v3 v3.26.7

go.sum

@@ -538,8 +538,8 @@ github.com/speakeasy-api/libopenapi v0.21.9-fixhiddencomps-fixed h1:PL/kpBY5vkBm
 github.com/speakeasy-api/libopenapi v0.21.9-fixhiddencomps-fixed/go.mod h1:Gc8oQkjr2InxwumK0zOBtKN9gIlv9L2VmSVIUk2YxcU=
 github.com/speakeasy-api/openapi v1.16.1 h1:eUFWR7wqqT2GNXqOPMTbbW1zJE28qT1m1dWmNMEhviI=
 github.com/speakeasy-api/openapi v1.16.1/go.mod h1:aiVj+JnirrwZDtKegt0hQrj/ixl3v17EkN2YGnTuSro=
-github.com/speakeasy-api/openapi-generation/v2 v2.821.6 h1:qxT8Wf73gqbnpcBa2hoVOY6B5lWNrmYI6cr+ptkxzqw=
-github.com/speakeasy-api/openapi-generation/v2 v2.821.6/go.mod h1:cY7IhImqvA0lY8iCzATzqZTFERVpfsmnzPsuxqCrzHQ=
+github.com/speakeasy-api/openapi-generation/v2 v2.821.8 h1:0iZspA2lZLno9rb59oiwJ10kM6EF5jZNzy9E+2SWU1k=
+github.com/speakeasy-api/openapi-generation/v2 v2.821.8/go.mod h1:cY7IhImqvA0lY8iCzATzqZTFERVpfsmnzPsuxqCrzHQ=
 github.com/speakeasy-api/openapi/openapi/linter/customrules v0.0.0-20260206023826-2483fb8e98b4 h1:gV+lYeVNNJG9X3Sl9Su3cRh1iF/oNqzvb5Ijq2QR8jY=
 github.com/speakeasy-api/openapi/openapi/linter/customrules v0.0.0-20260206023826-2483fb8e98b4/go.mod h1:1zQpVio7X6QJDtyNdUguCgZ+IC7CzKhhjvNgJdvGVF0=
 github.com/speakeasy-api/sdk-gen-config v1.49.0 h1:zwOBNfQtip564bOcWEUSwwJxSGQGkWA15R8xIxFTgHs=