fix(Table): Ctrl and checkbox clicks update start row of shift selection

[r100-stack]

Closes #879

• Now both Checkbox clicks, and Ctrl clicks update lastSelectedRowId, which is the variable storing the starting row of the shift selection.

Screenshots

Steps

• Click 1.2.2
• Checkbox click 1.2.3
• Shift click 1.4 (Observation 1)
• Ctrl click 2.3
• Shift click 2.1 (Observation 2)

Old

• (Observation 1): Shift click starts from 1.2.2 (Not 1.2.3)
• (Observation 2): Shift click starts from 1.2.2 (Not 2.3)

vokoscreenNG-2022-10-19_13-31-49.webm

New

• (Observation 1): Shift click starts from 1.2.3
• (Observation 2): Shift click starts from 2.3

vokoscreenNG-2022-10-19_13-33-52.webm

Checklist

• [x] Add meaningful unit tests for your component (verify that all lines are covered)
• [x] Verify that all existing tests pass
• ~[ ]~ Add component features demo in Storybook (different stories)
• ~[ ]~ Approve test images for new stories
• [x] Add screenshots of the key elements of the component

[GintV]

What's the progress on this one? When we could expect this to get released? Will this be included only in 2.x?

cc @ainepi