Add static declaration to `populateCategories`
Add static declaration to `populateCategories`

Add static declaration to `PermissionKeyCategory::populateCategories()`

TimDix/concrete5,matt9mg/concrete5,matt9mg/concrete5,TimDix/concrete5,matt9mg/concrete5,avdevs/concrete5,MichaelMaar/concrete5,TimDix/concrete5,avdevs/concrete5,MichaelMaar/concrete5,avdevs/concrete5,MichaelMaar/concrete5