util: fix -Wpessimizing-move warning #148

1. 
   ryanofsky commented at 2:53 am on February 4, 2025: collaborator

   /ci_container_base/src/ipc/libmultiprocess/src/mp/util.cpp:74:12: error: moving a temporary object prevents copy elision [-Werror,-Wpessimizing-move] 74 | return std::move(buffer.str()); | ^ /ci_container_base/src/ipc/libmultiprocess/src/mp/util.cpp:74:12: note: remove std::move call here 74 | return std::move(buffer.str()); | ^~~~~~~~~~ ~
2. util: fix -Wpessimizing-move warning

   /ci_container_base/src/ipc/libmultiprocess/src/mp/util.cpp:74:12: error: moving a temporary object prevents copy elision [-Werror,-Wpessimizing-move]
      74 |     return std::move(buffer.str());
         |            ^
   /ci_container_base/src/ipc/libmultiprocess/src/mp/util.cpp:74:12: note: remove std::move call here
      74 |     return std::move(buffer.str());
         |            ^~~~~~~~~~            ~

   3bce9d03d1
3. ryanofsky merged this on Feb 4, 2025
4. ryanofsky closed this on Feb 4, 2025

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