Update cheatsheets

tldr/gleam

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+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# gleam
+
+> The compiler, build tool, package manager and code formatter for Gleam, "a friendly language for building type-safe systems that scale!".
+> More information: <https://gleam.run/writing-gleam/command-line-reference/>.
+
+- Create a new gleam project:
+
+`gleam new {{project_name}}`
+
+- Build and run a gleam project:
+
+`gleam run`
+
+- Build the project:
+
+`gleam build`
+
+- Run a project for a particular platform and runtime:
+
+`gleam run --target {{platform}} --runtime {{runtime}}`
+
+- Add a hex dependency to your project:
+
+`gleam add {{dependency_name}}`
+
+- Run project tests:
+
+`gleam test`
+
+- Format source code:
+
+`gleam format`
+
+- Type check the project:
+
+`gleam check`