lan_discovery_WOL: remove discovered peer

Signed-off-by: fufesou <shuanglongchen@yeah.net>

Cargo.lock

@@ -2177,6 +2177,7 @@ dependencies = [
  "serde 1.0.139",
  "serde_derive",
  "serde_json 1.0.82",
+ "serde_with",
  "socket2 0.3.19",
  "sodiumoxide",
  "tokio",
@@ -4427,6 +4428,28 @@ dependencies = [
  "serde 1.0.139",
 ]
 
+[[package]]
+name = "serde_with"
+version = "1.14.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "678b5a069e50bf00ecd22d0cd8ddf7c236f68581b03db652061ed5eb13a312ff"
+dependencies = [
+ "serde 1.0.139",
+ "serde_with_macros",
+]
+
+[[package]]
+name = "serde_with_macros"
+version = "1.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e182d6ec6f05393cc0e5ed1bf81ad6db3a8feedf8ee515ecdd369809bcce8082"
+dependencies = [
+ "darling 0.13.4",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "serde_yaml"
 version = "0.8.25"