ggml-cpu: Remove unused variable in sve q3_k vec dot

Signed-off-by: Molly Sophia <[email protected]>

Author: MollySophia

ggml/src/ggml-cpu/ggml-cpu-quants.c

@@ -5277,7 +5277,6 @@ void ggml_vec_dot_q3_K_q8_K(int n, float * restrict s, size_t bs, const void * r
     const svuint8_t m1_sv = svlsl_n_u8_x(svptrue_b8(), m0_sv, 1);
     const svuint8_t m2_sv = svlsl_n_u8_x(svptrue_b8(), m0_sv, 2);
     const svuint8_t m3_sv = svlsl_n_u8_x(svptrue_b8(), m0_sv, 3);
-    svbool_t pred_s32 = svnot_b_z (svptrue_b32(), svptrue_pat_b32(SV_VL4));
 
     float sum = 0;