SWDEV-300860 - Add summary of HIP environment variables in hip_debugging.md (#2352)
SWDEV-300860 - Add summary of HIP environment variables in hip_debugging.md (#2352)

Change-Id: Id36dce73346fa5a3259257c78f0cf289f9b9f41a
ROCm-Developer-Tools/HIP,ROCm-Developer-Tools/HIP,ROCm-Developer-Tools/HIP,ROCm-Developer-Tools/HIP,ROCm-Developer-Tools/HIP