Remove :unsampled handling from send_transaction function

Author: solnic

lib/sentry/client.ex

@@ -110,7 +110,6 @@ defmodule Sentry.Client do
   @spec send_transaction(Transaction.t(), keyword()) ::
           {:ok, transaction_id :: String.t()}
           | {:error, ClientError.t()}
-          | :unsampled
           | :excluded
   def send_transaction(%Transaction{} = transaction, opts \\ []) do
     opts = NimbleOptions.validate!(opts, Options.send_transaction_schema())
@@ -130,10 +129,6 @@ defmodule Sentry.Client do
       _ignored = maybe_call_after_send(transaction, send_result, after_send_event)
       send_result
     else
-      :unsampled ->
-        ClientReport.Sender.record_discarded_events(:sample_rate, [transaction])
-        :unsampled
-
       :excluded ->
         :excluded
     end