Add dates to releases-index EOL exposure query output

Include release dates in the releases-index query output for better
comparison with hal-index grouped-by-month format.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <[email protected]>

Author: richlander

release-notes/queries/metrics.md

@@ -813,7 +813,7 @@ for URL in $URLS; do
     .releases[] |
     select(.security == true) |
     select(.["release-date"] > $cutoff) |
-    .["cve-list"][]? | "\(.["cve-id"]): (severity unknown)"'
+    . as $rel | .["cve-list"][]? | "\($rel["release-date"]): \(.["cve-id"]) (severity unknown)"'
 done | sort -u
 ```
 
@@ -824,16 +824,16 @@ Last .NET 6.0 patch: 2024-11-12
 
 CVEs fixed after .NET 6.0 EOL:
 ========================================
-CVE-2025-21172: (severity unknown)
-CVE-2025-21173: (severity unknown)
-CVE-2025-21176: (severity unknown)
-CVE-2025-24070: (severity unknown)
-CVE-2025-26646: (severity unknown)
-CVE-2025-26682: (severity unknown)
-CVE-2025-30399: (severity unknown)
-CVE-2025-55247: (severity unknown)
-CVE-2025-55248: (severity unknown)
-CVE-2025-55315: (severity unknown)
+2025-01-14: CVE-2025-21172 (severity unknown)
+2025-01-14: CVE-2025-21173 (severity unknown)
+2025-01-14: CVE-2025-21176 (severity unknown)
+2025-03-11: CVE-2025-24070 (severity unknown)
+2025-04-08: CVE-2025-26682 (severity unknown)
+2025-05-13: CVE-2025-26646 (severity unknown)
+2025-06-10: CVE-2025-30399 (severity unknown)
+2025-10-14: CVE-2025-55247 (severity unknown)
+2025-10-14: CVE-2025-55248 (severity unknown)
+2025-10-14: CVE-2025-55315 (severity unknown)
 ```
 
 **Analysis:**