Bump `cern-components` to 3.0.9
Allows renderPluginBlock to accept string and integer.
Reported on https://cernandsocietyfoundation-php8-generated-preview.webtest.cern.ch/
Allows renderPluginBlock to accept string and integer.
Reported on https://cernandsocietyfoundation-php8-generated-preview.webtest.cern.ch/