devel/okteta: Update to 0.26.25

Release notes:

The port to Qt6 is still on-going (only remaining blocker as before the port
from QtScript to some other JS engine), no ETA currently.

Changes since 0.26.24:

• Improved: ensure focus is set on view after bookmark activation/creation
• Improved: use correct offsets after too large primitive structures arrays BUG: https://bugs.kde.org/514151
• Fixed: do not scan parent dir of structures data dir for definitions
• Fixed: do not crash on warning for too large structures array length