RNP uses botan for cryptographic primitives.
Since v0.17.1 rnp also supports botan 3, the
successor of botan 2. As botan 2 goes EOL end
of 2024, switch to botan 3.
Signed-off-by: Markus Theil <theil.markus@gmail.com>
checkInputs used to be added to nativeBuildInputs. Now we have
nativeCheckInputs to do that instead. Doing this treewide change allows
to keep hashes identical to before the introduction of
nativeCheckInputs.