displaying apply button

[willemdw]

after upgrading, following error occured (see attachment)

Your Environment

• Icinga Web 2 Grafana version (System - About): 7.3.7
• Icinga Web 2 version and modules (System - About): 2.8.2
• php version : 7.0.7
• Version used (icinga2 --version): 2.12.3
• Operating System and version: sles 12.5
• grafana module : 1.3.6
• Enabled features (icinga2 feature list):
• Config validation (icinga2 daemon -C):

[Mikesch-mp]

This option will be removed