442185 Update JPEG2000 file extensions
See https://datatracker.ietf.org/doc/html/rfc3745
Test Plan
Build Krita. Open the Qt file dialog, and check that JPEG2000 shows the three extensions (jp2,jpx,jpf) and no leftovers on the dropdown.
Formalities Checklist
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I confirmed this builds. -
I confirmed Krita ran and the relevant functions work. -
I tested the relevant unit tests and can confirm they are not broken. (If not possible, don't hesitate to ask for help!) -
I made sure my commits build individually and have good descriptions as per KDE guidelines. -
I made sure my code conforms to the standards set in the HACKING file. -
I can confirm the code is licensed and attributed appropriately, and that unattributed code is mine, as per KDE Licensing Policy.
/cc @alvinwong