Update cheatsheets

linux/archlinux-java

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+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# archlinux-java
+
+> Switch between installed Java environments.
+> More information: <https://wiki.archlinux.org/title/Java#Switching_between_JVM>.
+
+- List installed Java environments:
+
+`archlinux-java status`
+
+- Return the short name of the current default Java environment:
+
+`archlinux-java get`
+
+- Set the default Java environment:
+
+`archlinux-java set {{java_environment}}`
+
+- Unset the default Java environment:
+
+`archlinux-java unset`
+
+- Fix an invalid/broken default Java environment configuration:
+
+`archlinux-java fix`