dhi: feedback (#23852)

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## Description

Link directly to start trial
Fix DVP image
Polish wording

## Related issues or tickets

https://docker.slack.com/archives/C039ZM6GH4Z/p1765983681035329

## Reviews

<!-- Notes for reviewers here -->
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- [ ] Editorial review

Signed-off-by: Craig Osterhout <[email protected]>

Author: craig-osterhout

content/manuals/dhi/features.md

@@ -22,7 +22,7 @@ DHI provides security for everyone:
 - [DHI Free](#dhi-free-features) provides core security features available to
   everyone with no licensing restrictions under Apache 2.0
 - [DHI Enterprise subscription
-  features](#docker-hardened-image-enterprise-subscription-features) add
+  features](#dhi-enterprise-subscription-features) add
   SLA-backed security updates, compliance variants (like FIPS and STIG), image
   customization, and optional Extended Lifecycle Support (ELS) for post-EOL
   coverage
@@ -87,7 +87,7 @@ metadata to ensure transparency and trust:
 - Hardened configuration: Charts automatically reference Docker hardened images,
   ensuring security in deployments.
 
-## Docker Hardened Image Enterprise subscription features
+## DHI Enterprise subscription features
 
 For organizations with strict security requirements, regulatory demands, or
 operational needs, DHI Enterprise delivers additional capabilities.

content/manuals/dhi/get-started.md

@@ -133,8 +133,7 @@ You've pulled and run your first Docker Hardened Image. Here are a few ways to k
   Docker's AI assistant to update your Dockerfiles to use Docker Hardened Images
   as the base.
 
-- [Start a trial](https://hub.docker.com/hardened-images/catalog) by selecting
-  **How it works** on the Docker Hardened Images catalog page in Docker Hub to
+- [Start a trial](https://hub.docker.com/hardened-images/start-free-trial) to
   explore the benefits of a DHI Enterprise subscription, such as access to FIPS
   and STIG variants, customized images, and SLA-backed updates.
 

content/manuals/docker-hub/image-library/trusted-content.md

@@ -185,7 +185,7 @@ Images that are part of this program have a special badge on Docker Hub making
 it easier for users to identify projects that Docker has verified as
 high-quality commercial publishers.
 
-![Docker-Sponsored Open Source badge](../images/verified-publisher-badge-iso.png)
+![Docker-Verified Publisher badge](../images/verified-publisher-badge-iso.png)
 
 ## Docker-Sponsored Open Source Software images