Add MINMAX suffix to GEMM/IGEMM/DWCONV/PPMM micro-kernel names

PiperOrigin-RevId: 305632703
diff --git a/src/f32-dwconv/gen/up2x4-minmax-scalar-acc2.c b/src/f32-dwconv/gen/up2x4-minmax-scalar-acc2.c
index be68e8c..c5d1964 100644
--- a/src/f32-dwconv/gen/up2x4-minmax-scalar-acc2.c
+++ b/src/f32-dwconv/gen/up2x4-minmax-scalar-acc2.c
@@ -13,7 +13,7 @@
 #include <xnnpack/math.h>
 
 
-void xnn_f32_dwconv_ukernel_up2x4__scalar_acc2(
+void xnn_f32_dwconv_minmax_ukernel_up2x4__scalar_acc2(
     size_t channels,
     size_t output_width,
     const float** input,