Add E2E test config for AWQ symmetric quantization (#1877)

Add e2e test for AWQ sym quantization, resolving this ticket:
#1852

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Signed-off-by: WenheLI <[email protected]>

Author: WenheLI

tests/e2e/vLLM/configs/w4a16_grouped_quant_asym_awq.yaml

@@ -4,6 +4,5 @@ model: TinyLlama/TinyLlama-1.1B-Chat-v1.0
 recipe: tests/e2e/vLLM/recipes/WNA16/recipe_w4a16_group_quant_asym_awq.yaml
 dataset_id: "mit-han-lab/pile-val-backup"
 dataset_split: validation
-num_calibration_samples: 2000
 scheme: W4A16_weight_asym_awq
 save_dir: TinyLlama-1.1B-Chat-v1.0-w4a16-asym-awq

tests/e2e/vLLM/configs/w4a16_grouped_quant_sym_awq.yaml

@@ -0,0 +1,8 @@
+cadence: "nightly"
+test_type: "regression"
+model: TinyLlama/TinyLlama-1.1B-Chat-v1.0
+recipe: tests/e2e/vLLM/recipes/WNA16/recipe_w4a16_awq_sym.yaml
+dataset_id: "mit-han-lab/pile-val-backup"
+dataset_split: validation
+scheme: W4A16_weight_sym_awq
+save_dir: TinyLlama-1.1B-Chat-v1.0-w4a16-sym-awq