* restore session settings in editor demo

* fix bit raw string highlighting in rust mode

Co-authored-by: Alice Koreman <[email protected]>

Co-authored-by: Hugh Samson <[email protected]>

…ustom for a specific row (#5787)

* feature(gutter): add ability to replace fold icon with custom for a specific row

* added null custom widget check while removing custom widget

* added getGutterCell method to cater scrolling and folding edge cases

* moved customWidget store to edit_session

* added null check for editor in edit_session

… widgets (#5796)

* feat(gutter-icon): added keyboard handling for experimental feature custom widgets

* merged nearest fold and custom widget methods to fold lane widget mehtod