fix breaking change

https://docs.nextcloud.com/server/latest/admin_manual/release_notes/upgrade_to_30.html

Signed-off-by: Daniel Hansson <[email protected]>

Author: enoch85

apps/imaginary.sh

@@ -151,6 +151,7 @@ nextcloud_occ config:system:set enabledPreviewProviders 4 --value="OC\\Preview\\
 nextcloud_occ config:system:set enabledPreviewProviders 5 --value="OC\\Preview\\OpenDocument"
 nextcloud_occ config:system:set enabledPreviewProviders 6 --value="OC\\Preview\\Movie"
 nextcloud_occ config:system:set enabledPreviewProviders 7 --value="OC\\Preview\\Krita"
+nextcloud_occ config:system:set enabledPreviewProviders 8 --value="OC\Preview\ImaginaryPDF"
 nextcloud_occ config:system:set preview_imaginary_url --value="http://127.0.0.1:9000"
 
 # Set general values