Update errors.mdx

Author: robin-norwood

website/docs/plugin/framework/functions/errors.mdx

@@ -2,7 +2,7 @@
 page_title: Returning errors from functions
 description: >-
   Learn how to return errors from provider-defined functions with the Terraform
-  provider framework.
+  plugin framework.
 ---
 
 # Returning errors from function
@@ -159,4 +159,4 @@ func (f *ExampleFunction) Run(ctx context.Context, req function.RunRequest, resp
 
     resp.Error = function.ConcatFuncErrors(resp.Error, function.FuncErrorFromDiags(ctx, diags))
 }
-```
+```