Disable redis related operations from scripts

Since Drupal 10, redis is no longer packaged in the CERN Drupal Distribution. This MR disables all redis related operations from scripts, in order to allow fixing the Easy Start Profile flow

Ensure site install would fail with

+ '[' 0 -ne 0 ]
+ /operations/enable-or-disable-redis.sh
ENABLE_REDIS is false, but Redis module enabled.
Therefore uninstalling redis module.
In PmCommands.php line 177:
The following module(s) are not installed: redis. No modules to uninstall.

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