Cleanup: remove outdated/redundant comments

source/blender/editors/interface/interface_panel.c

@@ -1188,7 +1188,6 @@ static void panel_draw_aligned_widgets(const uiStyle *style,
 
   /* Draw text label. */
   if (panel->drawname[0] != '\0') {
-    /* + 0.001f to avoid flirting with float inaccuracy .*/
     const rcti title_rect = {
         .xmin = widget_rect.xmin + (panel->labelofs / aspect) + scaled_unit * 1.1f,
         .xmax = widget_rect.xmax,

source/blender/editors/mask/mask_select.c

@@ -92,7 +92,6 @@ bool ED_mask_select_check(const Mask *mask)
   return false;
 }
 
-/* 'sel' select  */
 void ED_mask_spline_select_set(MaskSpline *spline, const bool do_select)
 {
   if (do_select) {

source/blender/editors/mesh/mesh_data.c

@@ -61,7 +61,6 @@ static CustomData *mesh_customdata_get_type(Mesh *me, const char htype, int *r_t
   BMesh *bm = (me->edit_mesh) ? me->edit_mesh->bm : NULL;
   int tot;
 
-  /* this  */
   switch (htype) {
     case BM_VERT:
       if (bm) {