Cleanup: spelling in comments

source/blender/blenkernel/intern/scene.cc

@@ -513,9 +513,9 @@ static void scene_foreach_toolsettings_id_pointer_process(
       }
 
       /* We failed to find a new valid pointer for the previous ID, just keep the current one as
-       * if we had been under SCENE_FOREACH_UNDO_NO_RESTORE case.
+       * if we had been under #SCENE_FOREACH_UNDO_NO_RESTORE case.
        *
-       * There is a nasty twist here though: a prvious call to 'undo_preserve' on the Scene ID may
+       * There is a nasty twist here though: a previous call to 'undo_preserve' on the Scene ID may
        * have modified it, even though the undo step detected it as unmodified. In such case, the
        * value of `*id_p` may end up also pointing to an invalid (no more in newly read Main) ID,
        * se it also needs to be checked from its `session_uuid`. */

source/blender/blenloader/BLO_read_write.h

@@ -297,10 +297,10 @@ struct ID *BLO_read_get_new_id_address(BlendLibReader *reader,
  * Only IDs existing in the newly read Main will be returned. If no matching `session_uuid` in new
  * main can be found, `nullptr` is returned.
  *
- * This expected to be used during liblinking and/or 'undo_preserve' processes in undo case (i.e.
- * memfile reading), typically to find a valid value (or nullptr) for ID pointers values comming
- * from the previous, existing Main data, when it is preserved in newly read Main. See e.g. the
- * #scene_undo_preserve codepath.
+ * This expected to be used during library-linking and/or 'undo_preserve' processes in undo case
+ * (i.e. memfile reading), typically to find a valid value (or nullptr) for ID pointers values
+ * coming from the previous, existing Main data, when it is preserved in newly read Main.
+ * See e.g. the #scene_undo_preserve code-path.
  */
 struct ID *BLO_read_get_new_id_address_from_session_uuid(BlendLibReader *reader, uint session_uuid)
     ATTR_NONNULL(1);

source/blender/blenloader/intern/versioning_280.cc

@@ -2298,8 +2298,9 @@ static void update_voronoi_node_square_distance(bNodeTree *ntree)
   }
 }
 
-/* Noise and Wave Texture nodes: Restore previous Distortion range.
- * In 2.81 we used noise() for distortion, now we use snoise() which has twice the range.
+/**
+ * Noise and Wave Texture nodes: Restore previous Distortion range.
+ * In 2.81 we used `noise()` for distortion, now we use `snoise()` which has twice the range.
  * To fix this we halve distortion value, directly or by adding multiply node for used sockets.
  */
 static void update_noise_and_wave_distortion(bNodeTree *ntree)