Before this change, a bare make fails with an error that tclsh is
not installed on Debian Stable (buster). The tcl package is not pulled
in by the two existing steps.
After this change tcl is installed explicitly and the make command
does not exit with an error that tclsh is not installed.
Before this change, a bare
makefails with an error thattclshis not installed on Debian Stable (buster). Thetclpackage is not pulled in by the two existing steps.After this change
tclis installed explicitly and themakecommand does not exit with an error thattclshis not installed.