entries cleanup

entries/simple-solitaire.md

@@ -3,7 +3,7 @@
 - Home: https://play.google.com/store/apps/details?id=de.tobiasbielefeld.solitaire, https://f-droid.org/packages/de.tobiasbielefeld.solitaire/
 - State: mature
 - Platform: Android
-- Keywords: strategy, cards
+- Keywords: cards, strategy
 - Code repository: https://github.com/TobiasBielefeld/Simple-Solitaire.git
 - Code language: Java
 - Code license: GPL-3.0