Update cheatsheets

linux/expect

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+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# expect
+
+> Script executor that interacts with other programs that require user input.
+> More information: <https://manned.org/expect>.
+
+- Execute an expect script from a file:
+
+`expect {{path/to/file}}`
+
+- Execute a specified expect script:
+
+`expect -c "{{commands}}"`
+
+- Enter an interactive REPL (use `exit` or Ctrl + D to exit):
+
+`expect -i`