updated links to data-access and data-versioning in blog

content/blog/2020-10-12-october-20-dvc-heartbeat.md

@@ -107,7 +107,7 @@ few weeks, so stay tuned. Another big initative is adding videos to our docs:
 since video seems like a popular format for a lot of learners, we're working to
 supplement our official docs with embedded videos. Check out our first
 installment on the
-[Getting Started with Data Versioning](https://dvc.org/doc/start/data-versioning).
+[Getting Started with Data Versioning](https://dvc.org/doc/start/data-and-model-versioning).
 
 https://youtu.be/kLKBcPonMYw
 

content/blog/2020-11-11-november-20-dvc-heartbeat.md

@@ -64,7 +64,7 @@ welcome referrals if you know a good candidate)!
 
 We're continuing to develop our video docs, and now half of our "Getting
 Started" section has video accompaniments. Check out our latest release on
-[data access with DVC](https://dvc.org/doc/start/data-access):
+[data access with DVC](https://dvc.org/doc/start/data-and-model-access):
 
 https://youtu.be/EE7Gk84OZY8
 

content/blog/2020-12-18-december-20-dvc-heartbeat.md

@@ -53,11 +53,11 @@ As you may have heard
 on adding complete video docs to the "Getting Started" section of the DVC site.
 We now have 100% coverage! We have videos that mirror the tutorials for:
 
-- [Data versioning](https://dvc.org/doc/start/data-versioning) - how to use Git
-  and DVC together to track different versions of a dataset
+- [Data versioning](https://dvc.org/doc/start/data-and-model-versioning) - how
+  to use Git and DVC together to track different versions of a dataset
 
-- [Data access](https://dvc.org/doc/start/data-access) - how to share models and
-  datasets across projects and environments
+- [Data access](https://dvc.org/doc/start/data-and-model-access) - how to share
+  models and datasets across projects and environments
 
 - [Pipelines](https://dvc.org/doc/start/data-pipelines) - how to create
   reproducible pipelines to transform datasets to features to models