Increase OPcache memory consumption

[Strit]

Recently I have been seeing the OPcache warning more and more while only having a small amount of Apps installed.

128 MB might just be too little, so double it to 256 MB, which should still be reasonable for most installations.

Signed-off-by: Dan Johansen [email protected]

[markuman]

https://github.com/nextcloud/docker/pull/2090/

[J0WI]

closing as duplicate of https://github.com/nextcloud/docker/pull/2090 and https://github.com/nextcloud/docker/pull/2275 which are both more complere