test: do not force_language for cypress

Currently only few tests are language dependent.
Run tests without a preset language on the server
and fix the language in the tests in question.

Signed-off-by: Max <max@nextcloud.com>

.github/workflows/cypress.yml

@@ -86,7 +86,6 @@ jobs:
           export OC_PASS=1234561
           php occ user:add --password-from-env user1
           php occ user:add --password-from-env user2
-          php occ config:system:set force_language --value en
           php occ app:enable viewer
           php occ app:enable text
           php occ app:list

cypress/server.sh

@@ -1,7 +1,6 @@
 #!/bin/bash
 git clone https://github.com/nextcloud/viewer /var/www/html/apps/viewer
 su www-data -c "
-php occ config:system:set force_language --value en
 php /var/www/html/occ app:enable viewer
 php /var/www/html/occ app:enable text
 php /var/www/html/occ app:list