d/changelog: Move changelog items before 5.10 to changelog.old
Reduce the size of changelog by moving items from before the 5.10 kernel (currently oldstable) to changelog.old.
This reduces the size from 1.93 MiB to 1.33 MiB.
Reduce the size of changelog by moving items from before the 5.10 kernel (currently oldstable) to changelog.old.
This reduces the size from 1.93 MiB to 1.33 MiB.