Update link for CNCF trademark usage

Signed-off-by: John Eckersberg <jeckersb@redhat.com>

Author: jeckersb

content/_index.md

@@ -52,4 +52,4 @@ Reference [Governance](about/governance) for project governance details.
 The bootc project is a [Cloud Native Computing Foundation (CNCF) Sandbox project](https://www.cncf.io/sandbox-projects/) and adheres to the [CNCF Community Code of Conduct](https://github.com/cncf/foundation/blob/main/code-of-conduct.md).
 
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-The Linux Foundation® (TLF) has registered trademarks and uses trademarks. For a list of TLF trademarks, see [Trademark Usage](https://www.linuxfoundation.org/trademark-usage/).
+The Linux Foundation® (TLF) has registered trademarks and uses trademarks. For a list of TLF trademarks, see [Trademark Usage](https://www.linuxfoundation.org/legal/trademark-usage/).