[BadPixels_Trends] Enable selecting modules for a specific detector to check it's badpixels

This is related to this issue: #7 (closed)

With the changes in this MR it is possible now to select a detector identifier and then select a module of interest to plot it's badpixels trends.

What this MR change is the possibility to check badpixels trends for a PDU that is not connected to any module.

This MR is based on the !3 (merged) branch