update lockfile

Cargo.lock

@@ -2333,7 +2333,7 @@ dependencies = [
 
 [[package]]
 name = "peach-web"
-version = "0.6.20"
+version = "0.6.21"
 dependencies = [
  "async-std",
  "base64 0.13.0",
@@ -2347,6 +2347,7 @@ dependencies = [
  "maud",
  "peach-lib",
  "peach-network",
+ "peach-stats",
  "rouille",
  "temporary",
  "vnstat_parse",