filetransfer: skip symlink deletion

During file transfer, incoming requests may see
symlinks as unresolved paths and incorrectly delete
them. This logic is removed to prevent breaking
ongoing transfers.

Change-Id: I800e7f146d5e5ea2cbf94aed38e1bc8e646747c2

src/jamidht/conversation_module.cpp

@@ -2379,10 +2379,6 @@ ConversationModule::onFileChannelRequest(const std::string& conversationId,
         // Release the lock here to prevent the sha3 calculation from blocking other threads.
         lk.unlock();
         if (!std::filesystem::is_regular_file(path)) {
-            // Check if dangling symlink
-            if (std::filesystem::is_symlink(path)) {
-                dhtnet::fileutils::remove(path, true);
-            }
             JAMI_WARNING("[Account {:s}] [Conversation {}] {:s} asked for non existing file {}",
                          pimpl_->accountId_,
                          conversationId,