Revert "FFMPEG 5.X - Support (#268)" (#269)

This reverts commit 11abd055ed.

[ROCm/rocdecode commit: 6317b9f22b]

projects/rocdecode/samples/videoDecodePerf/CMakeLists.txt

@@ -74,11 +74,6 @@ if(HIP_FOUND AND FFMPEG_FOUND AND ROCDECODE_FOUND AND Threads_FOUND)
     include_directories(${AVUTIL_INCLUDE_DIR} ${AVCODEC_INCLUDE_DIR}
                       ${SWSCALE_INCLUDE_DIR} ${AVFORMAT_INCLUDE_DIR})
     set(LINK_LIBRARY_LIST ${LINK_LIBRARY_LIST} ${FFMPEG_LIBRARIES})
-    if(_FFMPEG_AVCODEC_VERSION VERSION_LESS_EQUAL 58.54.100)
-      target_compile_definitions(${PROJECT_NAME} PUBLIC USE_AVCODEC_58_54=0)
-    else()
-      target_compile_definitions(${PROJECT_NAME} PUBLIC USE_AVCODEC_58_54=1)
-    endif()
     # rocDecode
     include_directories (${ROCDECODE_INCLUDE_DIR})
     set(LINK_LIBRARY_LIST ${LINK_LIBRARY_LIST} ${ROCDECODE_LIBRARY})