VSE: Move the seq prefetch setting to the cache tab and turn on per default

scripts/startup/bl_ui/space_sequencer.py

@@ -2571,6 +2571,10 @@ class SEQUENCER_PT_cache_settings(SequencerButtonsPanel, Panel):
 
         ed = context.scene.sequence_editor
 
+        col = layout.column()
+        if ed:
+            col.prop(ed, "use_prefetch")
+
         col = layout.column(heading="Cache", align=True)
 
         col.prop(ed, "use_cache_raw", text="Raw")
@@ -2761,10 +2765,6 @@ class SEQUENCER_PT_view(SequencerButtonsPanel_Output, Panel):
         if st.proxy_render_size in {'NONE', 'SCENE'}:
             col.enabled = False
 
-        col = layout.column()
-        if ed:
-            col.prop(ed, "use_prefetch")
-
         col.prop(st, "display_channel", text="Channel")
 
         if st.display_mode == 'IMAGE':