Break/Fix: RPM rpmdb: Lock table is out of available locker entries

The full error may look something like this:

-------------------------------------------------------------------------
    rpmdb: Lock table is out of available locker entries
    error: db4 error(22) from db->close: Invalid argument
    error: cannot open Packages index using db3 - Cannot allocate memory (12)
    error: cannot open Packages database in /var/lib/rpm
-------------------------------------------------------------------------

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