[PT2][Quant] Enable test_qnnpack_quantizer_conv_linear test (#102399)
Earlier this test was disabled due to pattern matching not working correctly.
Enablign this test now since we moved to module partitioner based matching.
Differential Revision: [D46130722](https://our.internmc.facebook.com/intern/diff/D46130722/)
Pull Request resolved: https://github.com/pytorch/pytorch/pull/102399
Approved by: https://github.com/jerryzh168
