[lldb] Fix warnings

This patch fixes: lldb/tools/lldb-dap/lldb-dap.cpp:5184:9: error: 'scoped_lock' may not intend to support class template argument deduction [-Werror,-Wctad-maybe-unsupported] lldb/tools/lldb-dap/lldb-dap.cpp:5200:7: error: 'unique_lock' may not intend to support class template argument deduction [-Werror,-Wctad-maybe-unsupported] lldb/tools/lldb-dap/lldb-dap.cpp:5222:5: error: 'scoped_lock' may not intend to support class template argument deduction [-Werror,-Wctad-maybe-unsupported] lldb/tools/lldb-dap/lldb-dap.cpp:5236:3: error: 'unique_lock' may not intend to support class template argument deduction [-Werror,-Wctad-maybe-unsupported]

Author: kazutakahirata

lldb/tools/lldb-dap/lldb-dap.cpp

@@ -5181,7 +5181,7 @@ serveConnection(const Socket::SocketProtocol &protocol, const std::string &name,
  RegisterRequestCallbacks(dap);
 
  {
- std::scoped_lock lock(dap_sessions_mutex);
+ std::scoped_lock<std::mutex> lock(dap_sessions_mutex);
  dap_sessions[sock.get()] = &dap;
  }
 
@@ -5197,7 +5197,7 @@ serveConnection(const Socket::SocketProtocol &protocol, const std::string &name,
  << " client closed: " << name << "\n";
  }
 
- std::unique_lock lock(dap_sessions_mutex);
+ std::unique_lock<std::mutex> lock(dap_sessions_mutex);
  dap_sessions.erase(sock.get());
  std::notify_all_at_thread_exit(dap_sessions_condition, std::move(lock));
  });
@@ -5219,7 +5219,7 @@ serveConnection(const Socket::SocketProtocol &protocol, const std::string &name,
 
  bool client_failed = false;
  {
- std::scoped_lock lock(dap_sessions_mutex);
+ std::scoped_lock<std::mutex> lock(dap_sessions_mutex);
  for (auto [sock, dap] : dap_sessions) {
  auto error = dap->Disconnect();
  if (error.Fail()) {
@@ -5233,7 +5233,7 @@ serveConnection(const Socket::SocketProtocol &protocol, const std::string &name,
  }
 
  // Wait for all clients to finish disconnecting.
- std::unique_lock lock(dap_sessions_mutex);
+ std::unique_lock<std::mutex> lock(dap_sessions_mutex);
  dap_sessions_condition.wait(lock, [&] { return dap_sessions.empty(); });
 
  if (client_failed)