ZTS: Fix FreeBSD 15.0 ksh errors

The package ksh93 is replaced by ksh now.
This works for FreeBSD 13 and 14 also.

Reviewed-by: Brian Behlendorf <[email protected]>
Reviewed-by: George Melikov <[email protected]>
Reviewed-by: Alexander Motin <[email protected]>
Signed-off-by: Tino Reichardt <[email protected]>
Closes #17523

Author: mcmilk

.github/workflows/scripts/qemu-3-deps-vm.sh

@@ -51,7 +51,7 @@ function freebsd() {
 
   echo "##[group]Install Development Tools"
   sudo pkg install -y autoconf automake autotools base64 checkbashisms fio \
-    gdb gettext gettext-runtime git gmake gsed jq ksh93 lcov libtool lscpu \
+    gdb gettext gettext-runtime git gmake gsed jq ksh lcov libtool lscpu \
     pkgconf python python3 pamtester pamtester qemu-guest-agent rsync xxhash
   sudo pkg install -xy \
     '^samba4[[:digit:]]+$' \