Enable pprof

Add the pprof package to allow debug profiling.

Related: #1189

Signed-off-by: SuperQ <superq@gmail.com>

Author: SuperQ

cmd/postgres_exporter/main.go

@@ -16,6 +16,7 @@ package main
 import (
 	"fmt"
 	"net/http"
+	_ "net/http/pprof"
 	"os"
 	"strings"