bump nim-metrics to proper tagged commit v0.2.1 (#3734)

Ivansete-status · web-flow · commit c7e0cc0eaaa7 · 2026-02-21T16:24:26.000+01:00
diff --git a/vendor/nim-metrics b/vendor/nim-metrics
@@ -1 +1 @@
-Subproject commit 9b9afee96357ad82dabf4563cf292f89b50423df
+Subproject commit a1296caf3ebb5f30f51a5feae7749a30df2824c2
