Dummy instructions could be marked as table jumps in the fetch stage…

Created by: silabs-oysteink

…. Now deasserting tbljmp for dummies.

It is now possible for a dummy instruction to be inserted between the two operations of a table jump. In the end, we want dummies to only be inserted on instruction boundaries.

pc_check assertions not showing any failures after 82k second, although they did not converge.

Signed-off-by: Oystein Knauserud Oystein.Knauserud@silabs.com