Remove ipex/ccl in CPU training doc (#42866)
* rm ipex and ccl on cpu training doc
Signed-off-by: jiqing-feng <jiqing.feng@intel.com>
* fix format
Signed-off-by: jiqing-feng <jiqing.feng@intel.com>
* Update docs/source/en/perf_train_cpu_many.md
Co-authored-by: Steven Liu <59462357+stevhliu@users.noreply.github.com>
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Signed-off-by: jiqing-feng <jiqing.feng@intel.com>
Co-authored-by: Steven Liu <59462357+stevhliu@users.noreply.github.com>
