Prevent min width on not individually searchable table columns

[tanthammar]

Description

This PR prevents min-w-48 and padding to be applied to columns that are not individually searchable.
It also prevents adding height to the search row if all individually searchable columns are hidden.

Visual changes

Before,

With visible searchable column
Observe, width of first and second column.

With searchable column toggled
Observe, height of search row.

After

With visible searchable column
Observe, width of first and second column.

With searchable column toggled
Observe, height of search row.

Functional changes

• Code style has been fixed by running the composer cs command.
• Changes have been tested to not break existing functionality.
• Documentation is up-to-date.