Return if resizing fails (libjxl#3845)

Co-authored-by: Sami Boukortt <sboukortt@google.com>
(cherry picked from commit 55fc72b)

lib/jxl/encode.cc

@@ -152,7 +152,7 @@ JxlEncoderOutputProcessorWrapper::GetBuffer(size_t min_size,
     alloc_size = std::min(alloc_size, it->first - position_);
     JXL_ENSURE(alloc_size >= min_size);
   }
-  JXL_ENSURE(buffer.owned_data.resize(alloc_size));
+  JXL_RETURN_IF_ERROR(buffer.owned_data.resize(alloc_size));
   has_buffer_ = true;
   return JxlOutputProcessorBuffer(buffer.owned_data.data(), alloc_size, 0,
                                   this);