Fix broken docs links (#2680)

We had some docs links in the repo which were broken by some recent
changes. This PR fixes the links to correctly point to the right files.

Came up in a conversation with @meagancojocar

README.md

@@ -15,7 +15,7 @@ If you want to wrap a _new_ Terraform provider as a Pulumi provider, check out [
 
 The recommended way to start developing a new TF provider is with [pulumi-tf-provider-boilerplate](https://github.com/pulumi/pulumi-tf-provider-boilerplate).
 
-If you want details on how provider development works, please see [our docs](./docs/new-provider.md).
+If you want details on how provider development works, please see [our docs](./docs/guides/new-provider.md).
 
 ## Upgrading an Existing Bridged Provider
 
@@ -29,7 +29,7 @@ To upgrade a provider that was bridged from a Terraform provider built against [
 Plugin SDK](https://github.com/hashicorp/terraform-plugin-sdk) and you want to upgrade it
 to a version that has migrated some but not all resources/datasources to the [Terraform
 Plugin Framework](https://github.com/hashicorp/terraform-plugin-sdk?tab=readme-ov-file),
-see [here](./docs/upgrade-sdk-to-mux.md).
+see [here](./docs/guides/upgrade-sdk-to-mux.md).
 
 ## Overview
 

pkg/pf/README.md

@@ -6,13 +6,13 @@ Providers](https://github.com/terraform-providers) built using the [Terraform Pl
 Framework](https://developer.hashicorp.com/terraform/plugin/framework).
 
 If you need to adapt [Terraform Plugin SDK](https://github.com/hashicorp/terraform-plugin-sdk) based
-providers, see [the documentation for bridging a new SDK based provider](../docs/new-provider.md).
+providers, see [the documentation for bridging a new SDK based provider](../../docs/guides/new-provider.md).
 
 If you have a Pulumi provider that was bridged from a Terraform provider built against [Terraform Plugin
 SDK](https://github.com/hashicorp/terraform-plugin-sdk) and you want to upgrade it to a version that has
 migrated some but not all resources/datasources to the [Plugin
 Framework](https://github.com/hashicorp/terraform-plugin-sdk?tab=readme-ov-file), see
-[here](../docs/upgrade-sdk-to-mux.md).
+[here](../../docs/guides/upgrade-sdk-to-mux.md).
 
 ## How to Bridge a Provider