docs: Fix docs link in README (#15594)

Signed-off-by: Charlie Truong <chtruong@nvidia.com>

Author: chtruong814

README.md

@@ -1,5 +1,5 @@
 [![Project Status: Active -- The project has reached a stable, usable state and is being actively developed.](http://www.repostatus.org/badges/latest/active.svg)](http://www.repostatus.org/#active)
-[![Documentation](https://readthedocs.com/projects/nvidia-nemo/badge/?version=main)](https://docs.nvidia.com/nemo/speech/nightly/starthere/intro.html)
+[![Documentation](https://readthedocs.com/projects/nvidia-nemo/badge/?version=main)](https://docs.nvidia.com/nemo/speech/nightly/)
 [![CodeQL](https://github.com/nvidia/nemo/actions/workflows/codeql.yml/badge.svg?branch=main&event=push)](https://github.com/nvidia/nemo/actions/workflows/codeql.yml)
 [![NeMo core license and license for collections in this repo](https://img.shields.io/badge/License-Apache%202.0-brightgreen.svg)](https://github.com/NVIDIA/NeMo/blob/master/LICENSE)
 [![Release version](https://badge.fury.io/py/nemo-toolkit.svg)](https://badge.fury.io/py/nemo-toolkit)
@@ -41,7 +41,7 @@ deploy new It is designed to help you efficiently create, customize, and deploy
 code and pre-trained model checkpoints.
 
 For technical documentation, please see the
-[NeMo Framework User Guide](https://docs.nvidia.com/nemo/speech/nightly/starthere/intro.html).
+[NeMo Framework User Guide](https://docs.nvidia.com/nemo/speech/nightly/).
 
 ## Requirements
 
@@ -59,13 +59,13 @@ can have the risk of arbitrary code execution.
 
 | Version | Status                                                                                                                                                              | Description                                                                                                                    |
 | ------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------ |
-| Latest  | [![Documentation Status](https://readthedocs.com/projects/nvidia-nemo/badge/?version=main)](https://docs.nvidia.com/deeplearning/nemo/user-guide/docs/en/main/)     | [Documentation of the latest (i.e. main) branch.](https://docs.nvidia.com/nemo/speech/nightly/starthere/intro.html)          |
+| Latest  | [![Documentation Status](https://readthedocs.com/projects/nvidia-nemo/badge/?version=main)](https://docs.nvidia.com/deeplearning/nemo/user-guide/docs/en/main/)     | [Documentation of the latest (i.e. main) branch.](https://docs.nvidia.com/nemo/speech/nightly/)          |
 | Stable  | [![Documentation Status](https://readthedocs.com/projects/nvidia-nemo/badge/?version=stable)](https://docs.nvidia.com/deeplearning/nemo/user-guide/docs/en/stable/) | Documentation of the stable (i.e. most recent release) - To be added |
 
 ## Install NeMo Speech
 
 NeMo Speech is installable via pip: `pip install 'nemo-toolkit[all]'`
-To install with extra dependencies for CUDA 12.x or 13.x, use `pip install 'nemo-toolkit[all,cu12]'` 
+To install with extra dependencies for CUDA 12.x or 13.x, use `pip install 'nemo-toolkit[all,cu12]'`
 or `pip install 'nemo-toolkit[all,cu13]'` respectively.
 
 ## Contribute to NeMo