update Tanzu Network links

Author: anita-flegg

brokered.html.md.erb

@@ -9,7 +9,7 @@ service tile for <%= vars.platform_name %>.
 You can achieve the first real improvement in your <%= vars.platform_name %> user experience by creating a [Service Broker](service-brokers.html) for your service.
 
 A brokered service runs external to <%= vars.platform_name %>, but it has a tile
-on [VMware Tanzu Network](http://network.pivotal.io). You install, configure, and upgrade the tile through the
+on [VMware Tanzu Network](https://network.tanzu.vmware.com). You install, configure, and upgrade the tile through the
 Tanzu Operations Manager Installation Dashboard.
 
 The service broker eliminates the need for you to know the URLs and

dev-workflow.html.md.erb

@@ -26,7 +26,7 @@ how tiles are structured.
 
 * [Tile documentation](./tile-documentation.html) explains how to document your tile as part of [<%= vars.platform_name %> documentation](http://docs.pivotal.io).
 
-* [Publish and update](./publish.html) explains how to publish your tile on [VMware Tanzu Network](http://network.pivotal.io) (VMware Tanzu Network) and package upgrade information into your new versions.
+* [Publish and update](./publish.html) explains how to publish your tile on [VMware Tanzu Network](https://network.tanzu.vmware.com) (VMware Tanzu Network) and package upgrade information into your new versions.
 
 * [Reference](./reference.html) provides language references for tile elements such as the Service Broker API and the Properties list for tile configuration.
 

publish.html.md.erb

@@ -8,7 +8,7 @@ You can publish and update your service tile for <%= vars.platform_name %>.
 ## <a id="publish"></a> Publish your service tile
 
 The [Partner software product release cycle](./releases.html) explains how <%= vars.company_name %> works with partners to release VMware Tanzu products,
-from the private alpha and closed beta phases, to general availability and publication on [VMware Tanzu Network](http://network.pivotal.io).
+from the private alpha and closed beta phases, to general availability and publication on [VMware Tanzu Network](https://network.tanzu.vmware.com).
 
 After you package your product's BOSH releases, stemcell, metadata, and other tile components into a single zipped download file, post it to VMware Tanzu Network in one of two ways:
 

releases.html.md.erb

@@ -21,7 +21,7 @@ A product must remain in Closed Beta while:
 - Users can experience major issues.
 - Users must to delete and reinstall tiles rather than upgrading them.
 
-Developers make products in Closed Beta available to specific groups or individual customers on [VMware Tanzu Network](http://network.pivotal.io).
+Developers make products in Closed Beta available to specific groups or individual customers on [VMware Tanzu Network](https://network.tanzu.vmware.com).
 
 ### Requirements
 To enter Closed Beta, a product must meet the following requirements:
@@ -45,7 +45,7 @@ Aa Closed Beta product must include a streamlined method for users to provide fe
 ### Steps to release
 To create a new Closed Beta release for your product:
 
-1. Log in to [VMware Tanzu Network](http://network.pivotal.io).
+1. Log in to [VMware Tanzu Network](https://network.tanzu.vmware.com).
 
 1. Create a new release for your product and populate all of the required text boxes.
 
@@ -67,7 +67,7 @@ Your product is a good candidate for the **Public Beta** stage if:
 - The product does not contain the full set of features intended for the final release.
 - You feel comfortable supporting this tile for customers.
 
-Products in Public Beta are available on [VMware Tanzu network](http://network.pivotal.io) to any user with a free VMware Tanzu Network account.
+Products in Public Beta are available on [VMware Tanzu Network](https://network.tanzu.vmware.com) to any user with a free VMware Tanzu Network account.
 
 ### Requirements
 Products in Public Beta must meet the following requirements:
@@ -90,7 +90,7 @@ For more information about the security policy, see [<%= vars.platform_name %> S
 
 ### Steps to release
 
-1. Log in to [VMware Tanzu Network](http://network.pivotal.io).
+1. Log in to [VMware Tanzu Network](https://network.tanzu.vmware.com).
 
 1. Create a new release for your product and populate all of the required text boxes.
 
@@ -130,7 +130,7 @@ Products must meet the following requirements for **General Availability**:
 * Product installation does not require an Internet connection, after initial product download.
 
 ### Steps to release
-1. Log in to [VMware Tanzu network](http://network.pivotal.io).
+1. Log in to [VMware Tanzu Network](https://network.tanzu.vmware.com).
 
 1. Create a new release for your product and populate all of the required text boxes.
 1. Email your <%= vars.company_name %>  contact to request product validation and General Availability release. Provide basic instructions on how to validate the new feature set. <%= vars.company_name %> validates the upgrade scenario and data persistence.