lib: include metrics header
#include <fluent-bit/flb_coro.h>
#include <fluent-bit/flb_callback.h>
#include <fluent-bit/flb_kv.h>
+#include <fluent-bit/flb_metrics.h>
#include <fluent-bit/tls/flb_tls.h>
#include <signal.h>
#include <stdarg.h>
-#include <cmetrics/cmetrics.h>
-
#ifdef FLB_HAVE_MTRACE
#include <mcheck.h>
#endif
