update webrtc dep to v0.2.1
@@ -21,7 +21,7 @@ rtcp = "0.5.0"
data = { package = "webrtc-data", version = "0.3.0" }
interceptor = "0.4.0"
media = { package = "webrtc-media", version = "0.4.0" }
-webrtc = "0.2.0" # { path = "..", version = "0.2.0" }
+webrtc = "0.2.1" #{ path = "..", version = "0.2.1" } #
tokio = { version = "1.12.0", features = ["full"] }
env_logger = "0.9.0"
clap = "2"
