Update cheatsheets

tldr/gradle-projects

@@ -0,0 +1,21 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# gradle projects
+
+> Display the sub-projects of a Gradle project.
+> More information: <https://docs.gradle.org/current/userguide/command_line_interface.html#listing_projects>.
+
+- Display all sub-projects:
+
+`gradle projects`
+
+- Display sub-projects with their descriptions:
+
+`gradle projects {{[-i|--info]}}`
+
+- Display sub-projects of a specific project in a multi-project build:
+
+`gradle :{{subproject}}:projects`