[Quant][Inductor] Enable quantization linear pattern fusion for gelu inside inductor (#114854)
**Summary**
Enable QLinear Unary pattern for gelu with int8
**Test plan**
python test/inductor/test_mkldnn_pattern_matcher.py -k test_qlinear_gelu_cpu
Co-authored-by: leslie-fang-intel <leslie.fang@intel.com>
Pull Request resolved: https://github.com/pytorch/pytorch/pull/114854
Approved by: https://github.com/leslie-fang-intel, https://github.com/jgong5
ghstack dependencies: #114853
