fix avatar

Cargo.lock

@@ -4954,7 +4954,6 @@ dependencies = [
  "nostr-sdk",
  "smallvec",
  "state",
- "urlencoding",
 ]
 
 [[package]]
@@ -7722,12 +7721,6 @@ dependencies = [
  "serde_derive",
 ]
 
-[[package]]
-name = "urlencoding"
-version = "2.1.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "daf8dba3b7eb870caf1ddeed7bc9d2a049f3cfdfae7cb521b087cc33ae4c49da"
-
 [[package]]
 name = "usvg"
 version = "0.46.0"