[Kernel] [Mamba] Remove BLOCK_H=1 from list of tuneable configurations for _chunk_cumsum_fwd_kernel (#25197)

Signed-off-by: Thomas Parnell <tpa@zurich.ibm.com>
Co-authored-by: Chih-Chieh-Yang <chih.chieh.yang@ibm.com>

Author: tdoublep

vllm/model_executor/layers/mamba/ops/ssd_chunk_state.py

@@ -17,7 +17,6 @@
 
 @triton.autotune(
     configs=[
-        triton.Config({'BLOCK_SIZE_H': 1}),
         triton.Config({'BLOCK_SIZE_H': 2}),
         triton.Config({'BLOCK_SIZE_H': 4}),
         triton.Config({'BLOCK_SIZE_H': 8}),