website: Fix build from missing dateAdded (#8764)

https://github.com/open-policy-agent/opa/pull/8685 had not been rebased
and so this only failed when on main.

I have also updated a regal link to use an abs url to silence a warning.

Signed-off-by: Charlie Egan <charlie_egan@apple.com>

docs/src/data/ecosystem/entries/vscode-opa.md

@@ -9,7 +9,7 @@ code:
 videos:
 - https://www.youtube.com/watch?v=BpMttxuPv6Y
 tutorials:
-- /projects/regal/editor-support#visual-studio-code
+- https://www.openpolicyagent.org/projects/regal/editor-support#visual-studio-code
 software:
 - editors
 inventors:

docs/src/pages/support/index.jsx

@@ -21,8 +21,9 @@ const vendors = [
     icon: require.context("./assets/logos/depkeep.png").default,
     note:
       "DepKeep provides enterprise open-source support, maintenance, and security fixes for critical dependencies used in production systems. It helps teams keep open-source infrastructure secure, stable, and production-ready.",
-    link: "https://depkeep.com",
+    link: "https://depkeep.com/services/opa",
     link_text: "Learn more",
+    dateAdded: "2026-06-10",
   },
 ];