moved the entries up one folder, added the folder to the keywords

games/astromenace.md

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+# Astromenace
+
+_3D space scroll-shooter with spaceship upgrade possibilities._
+
+- Home: https://www.viewizard.com/
+- State: mature
+- Download: https://www.viewizard.com/download.html
+- Keywords: action, shooter
+- Code repository: https://github.com/viewizard/astromenace.git
+- Code language: C++, C
+- Code license: GPL-3.0
+
+## Building
+
+- Build system: CMake