message: Minor testcase declaration fixes.
diff: @@ -1506,7 +1506,7 @@ TEST_CASE("RequestMode", "[screen]")
  }
  }
  -TEST_CASE("peek into history")
  +TEST_CASE("peek into history", "[screen]")
  {
  Screen screen{{3, 2}, [&](auto const& msg) { UNSCOPED_INFO(fmt::format("{}", msg)); }};
  screen.write("123\r\n456\r\nABC\r\nDEF");
  @@ -1538,7 +1538,7 @@ TEST_CASE("peek into history")
  CHECK_THROWS(screen.absoluteAt({5, 1}));
  }
  -TEST_CASE("render into history")
  +TEST_CASE("render into history", "[screen]")
  {
  Screen screen{{5, 2}, [&](auto const& msg) { UNSCOPED_INFO(fmt::format("{}", msg)); }};
  screen.write("12345\r\n67890\r\nABCDE\r\nFGHIJ\r\nKLMNO");
  