Add Llama Code 13b to all PLG users and remove unused model conversation (#60332)

Author: philipp-spiess

cmd/frontend/internal/dotcom/productsubscription/codygateway_dotcom_user.go

@@ -374,6 +374,7 @@ func allowedModels(scope types.CompletionsFeature, isProUser bool) []string {
 			"anthropic/claude-instant-1.2-cyan",
 			"anthropic/claude-instant-1.2",
 			"fireworks/starcoder",
+			"fireworks/" + fireworks.Llama213bCode,
 			// TODO: Remove the specific model identifiers below when Cody Gateway for PLG was updated.
 			"fireworks/" + fireworks.Starcoder16b,
 			"fireworks/" + fireworks.Starcoder7b,

internal/completions/httpapi/codecompletion.go

@@ -45,13 +45,9 @@ func NewCodeCompletionsHandler(logger log.Logger, db database.DB, test guardrail
 
 func allowedCustomModel(model string) string {
 	switch model {
-	// These virtual model strings allow the server to choose the model.
-	// TODO: Remove the specific model identifiers below when Cody Gateway for PLG was updated.
-	case "fireworks/starcoder-16b":
-		return "fireworks/" + fireworks.Starcoder16b
-	case "fireworks/starcoder-7b":
-		return "fireworks/" + fireworks.Starcoder7b
 	case "fireworks/starcoder",
+		"fireworks/starcoder-16b",
+		"fireworks/starcoder-7b",
 		"fireworks/" + fireworks.Starcoder16b,
 		"fireworks/" + fireworks.Starcoder7b,
 		"fireworks/" + fireworks.Llama27bCode,