Mark test as flaky

Author: khamilowicz

.github/workflows/ci.yml

@@ -11,8 +11,6 @@ jobs:
 
   test-arm:
     uses: membraneframework/membrane_actions/.github/workflows/test.yml@main
-    with:
-      cache-version: 1
 
   test:
     uses: membraneframework/membrane_actions/.github/workflows/test.yml@main

test/membrane/blank_video_generator_test.exs

@@ -23,6 +23,7 @@ defmodule Membrane.BlankVideoGeneratorTest do
       test_for_stream_format(@stream_format_i420)
     end
 
+    @tag :flaky
     test "encoding generated buffers to H264" do
       test_h264(@stream_format_i420)
     end
@@ -33,6 +34,7 @@ defmodule Membrane.BlankVideoGeneratorTest do
       test_for_stream_format(@stream_format_i422)
     end
 
+    @tag :flaky
     test "encoding generated buffers to H264" do
       test_h264(@stream_format_i422)
     end