chore: fix go.mod module (#2635)

Signed-off-by: Sertac Ozercan <sozercan@gmail.com>

core/schema/openai.go

@@ -3,7 +3,7 @@ package schema
 import (
 	"context"
 
-	functions "github.com/go-skynet/LocalAI/pkg/functions"
+	functions "github.com/mudler/LocalAI/pkg/functions"
 )
 
 // APIError provides error information returned by the OpenAI API.