Pica: Add the vertex_offset register to the Pica registers map.

src/video_core/pica.cpp

@@ -49,6 +49,7 @@ std::string Regs::GetCommandName(int index) {
         ADD_FIELD(vertex_attributes);
         ADD_FIELD(index_array);
         ADD_FIELD(num_vertices);
+        ADD_FIELD(vertex_offset);
         ADD_FIELD(trigger_draw);
         ADD_FIELD(trigger_draw_indexed);
         ADD_FIELD(vs_default_attributes_setup);

src/video_core/pica.h

@@ -997,6 +997,7 @@ ASSERT_REG_POSITION(framebuffer, 0x110);
 ASSERT_REG_POSITION(vertex_attributes, 0x200);
 ASSERT_REG_POSITION(index_array, 0x227);
 ASSERT_REG_POSITION(num_vertices, 0x228);
+ASSERT_REG_POSITION(vertex_offset, 0x22a);
 ASSERT_REG_POSITION(trigger_draw, 0x22e);
 ASSERT_REG_POSITION(trigger_draw_indexed, 0x22f);
 ASSERT_REG_POSITION(vs_default_attributes_setup, 0x232);