Translate existing jsonnet to template

Author: lemon-suse

data/yam/agama/auto/lib/base.libsonnet

@@ -2,6 +2,10 @@
   bootloader: {
     stopOnBootMenu: true
   },
+  localization: {
+    language: 'cs_CZ.UTF-8',
+    keyboard: 'cz',
+  },
   user: {
     fullName: 'Bernhard M. Wiedemann',
     password: '$6$vYbbuJ9WMriFxGHY$gQ7shLw9ZBsRcPgo6/8KmfDvQ/lCqxW8/WnMoLCoWGdHO6Touush1nhegYfdBbXRpsQuy/FTZZeg7gQL50IbA/',

data/yam/agama/auto/template.libsonnet

@@ -7,6 +7,7 @@ local storage_lib = import 'lib/storage.libsonnet';
 local security_lib = import 'lib/security.libsonnet';
 
 function(bootloader=false,
+         localization='',
          packages='',
          patterns='',
          product='',
@@ -21,6 +22,7 @@ function(bootloader=false,
          storage='',
          user=true) {
   [if bootloader == true then 'bootloader']: base_lib['bootloader'],
+  [if localization == true then 'localization']: base_lib['localization'],
   [if patterns != '' || packages != '' then 'software']: std.prune({
     patterns: if patterns != '' then std.split(patterns, ','),
     packages: if packages != '' then std.split(packages, ','),