[TIPC] fix hrnet epoch num (#5481)

test_tipc/configs/keypoint/higherhrnet_hrnet_w32_512_train_infer_python.txt

@@ -52,7 +52,7 @@ inference:./deploy/python/keypoint_infer.py
 ===========================train_benchmark_params==========================
 batch_size:20|24
 fp_items:fp32|fp16
-epoch:1
+epoch:20
 --profiler_options:batch_range=[10,20];state=GPU;tracer_option=Default;profile_path=model.profile
 flags:null
 ===========================infer_benchmark_params===========================

test_tipc/configs/keypoint/hrnet_w32_256x192_train_infer_python.txt

@@ -52,7 +52,7 @@ null:null
 ===========================train_benchmark_params==========================
 batch_size:64|160
 fp_items:fp32|fp16
-epoch:1
+epoch:40
 --profiler_options:batch_range=[10,20];state=GPU;tracer_option=Default;profile_path=model.profile
 flags:null
 ===========================infer_benchmark_params===========================