Remove translations

* GNOME development is pretty much English only
* The quality of translations is not good (at least French)
* Weblate setup is broken

We may revisit this in the future

Author: sonnyp

data/app.metainfo.xml

@@ -8,7 +8,6 @@
   <metadata_license>CC0-1.0</metadata_license>
   <project_license>GPL-3.0</project_license>
   <summary>Learn and prototype with GNOME technologies</summary>
-  <translation type="gettext">@app_id@</translation>
   <description>
     <p>Workbench lets you experiment with GNOME technologies, no matter if tinkering for the first time or building and testing a GTK user interface.</p>
     <p>Among other things, Workbench comes with</p>
@@ -26,7 +25,6 @@
   <url type="homepage">https://workbench.sonny.re</url>
   <url type="bugtracker">https://workbench.sonny.re/feedback</url>
   <url type="donation">https://workbench.sonny.re/donate</url>
-  <url type="translate">https://workbench.sonny.re/translate</url>
   <url type="vcs-browser">https://workbench.sonny.re/source</url>
   <screenshots>
     <screenshot type="default">

data/meson.build

@@ -1,13 +1,7 @@
-desktop_file = i18n.merge_file(
-  input: configure_file(
-    input: 'app.desktop',
-    output: 'tmp.app.desktop',
-    configuration: { 'app_id': app_id }
-  ),
+desktop_file = configure_file(
+  input: 'app.desktop',
   output: '@0@.desktop'.format(app_id),
-  type: 'desktop',
-  po_dir: '../po',
-  install: true,
+  configuration: { 'app_id': app_id },
   install_dir: join_paths(get_option('datadir'), 'applications')
 )
 
@@ -25,15 +19,10 @@ configure_file(
   install_dir: join_paths(get_option('datadir'), 'dbus-1/services')
 )
 
-appstream_file = i18n.merge_file(
-  input: configure_file(
-    input: 'app.metainfo.xml',
-    output: 'tmp.app.metainfo.xml',
-    configuration: { 'app_id': app_id }
-  ),
+appstream_file = configure_file(
+  input: 'app.metainfo.xml',
   output: '@0@.metainfo.xml'.format(app_id),
-  po_dir: '../po',
-  install: true,
+  configuration: { 'app_id': app_id },
   install_dir: join_paths(get_option('datadir'), 'metainfo')
 )
 

meson.build

@@ -5,7 +5,6 @@ project('Workbench', ['vala', 'c', 'rust'],
 )
 
 gnome = import('gnome')
-i18n = import('i18n')
 
 if get_option('profile') == 'development'
 	app_id = 're.sonny.Workbench.Devel'
@@ -27,7 +26,6 @@ pkgdatadir = join_paths(datadir, app_id)
 
 subdir('data')
 subdir('src')
-subdir('po')
 
 gnome.post_install(
   glib_compile_schemas: true,