Lower the minimum RAM requirements.

Summary: Allow users with less than 1 GiB of RAM, to install Lubuntu.

Test Plan: Start the installation on a machine with less than 1 GiB RAM

Reviewers: wxl, tsimonq2

Reviewed By: wxl, tsimonq2

Differential Revision: https://phab.lubuntu.me/D6

debian/changelog

@@ -1,3 +1,9 @@
+calamares-settings-ubuntu (1:19.04.4) disco; urgency=medium
+
+  * Lower the minimum RAM requirements.
+
+ -- apt-ghetto <apt-ghetto@protonmail.com>  Wed, 10 Apr 2019 19:01:48 +0200
+
 calamares-settings-ubuntu (1:19.04.3) disco; urgency=medium
 
   * Add a missing module in the automirror script.

lubuntu/modules/welcome.conf

@@ -5,7 +5,7 @@ showReleaseNotesUrl:    true
 
 requirements:
     requiredStorage:    8
-    requiredRam:        1
+    requiredRam:        0.5
     internetCheckUrl:	https://lubuntu.me
 
     check: