Merge branch 'testfix/system-config-use' into 'develop'

release_runtime_provider_test: Explicitely use non-existant config file

See merge request pleroma/pleroma!3910

test/pleroma/config/release_runtime_provider_test.exs

@@ -10,7 +10,7 @@ defmodule Pleroma.Config.ReleaseRuntimeProviderTest do
   describe "load/2" do
     test "loads release defaults config and warns about non-existent runtime config" do
       ExUnit.CaptureIO.capture_io(fn ->
-        merged = ReleaseRuntimeProvider.load([], [])
+        merged = ReleaseRuntimeProvider.load([], config_path: "/var/empty/config.exs")
         assert merged == Pleroma.Config.Holder.release_defaults()
       end) =~
         "!!! Config path is not declared! Please ensure it exists and that PLEROMA_CONFIG_PATH is unset or points to an existing file"