[fix][arch] error when building AUR packages with extensions different from .tar.xz

CHANGELOG.md

@@ -72,6 +72,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Arch / AUR:
     - sorting algorithm was providing wrong results for some cases
     - not caching data about packages with no desktop entry files
+    - error output when was not able to optimize the **makepkg.conf** [#84](https://github.com/vinifmor/bauh/issues/84)
+    - error when building AUR packages with extensions different from .tar.xz [#84](https://github.com/vinifmor/bauh/issues/84)
 
 ### Settings
 - Default

bauh/gems/arch/controller.py

@@ -1198,10 +1198,10 @@ class ArchManager(SoftwareManager):
         self._update_progress(context, 65)
 
         if pkgbuilt:
-            gen_file = [fname for root, dirs, files in os.walk(context.build_dir) for fname in files if re.match(r'^{}-.+\.tar\.xz'.format(context.name), fname)]
+            gen_file = [fname for root, dirs, files in os.walk(context.build_dir) for fname in files if re.match(r'^{}-.+\.tar\.(xz|ztd)'.format(context.name), fname)]
 
             if not gen_file:
-                context.watcher.print('Could not find generated .tar.xz file. Aborting...')
+                context.watcher.print('Could not find the built package. Aborting...')
                 return False
 
             context.install_file = '{}/{}'.format(context.project_dir, gen_file[0])