gnu: Remove unneeded uses of python{,2}-minimal.

gnu: Remove unneeded uses of python{,2}-minimal.

The "python-minimal" package exists mostly to resolve a dependency cycle.  To
reduce duplication, packages should prefer the regular Python variants.

* gnu/packages/admin.scm (htop)[native-inputs]: Change PYTHON-MINIMAL-WRAPPER
to PYTHON-WRAPPER.
* gnu/packages/crypto.scm (botan)[native-inputs]: Likewise.
* gnu/packages/bioinformatics.scm (sambamba)[native-inputs]: Change
PYTHON-MINIMAL to PYTHON.
* gnu/packages/dictionaries.scm (apertium)[native-inputs]: Likewise.
* gnu/packages/databases.scm (mongodb)[native-inputs]: Change PYTHON2-MINIMAL
to PYTHON2.
* gnu/packages/games.scm (openttd-opensfx, openttd-openmsx)[native-inputs]:
Likewise.
* gnu/packages/gnome.scm (deja-dup)[native-inputs]: Likewise.