docs: Properly escape code

Author: ryantam626

docs/faq.rst

@@ -4,7 +4,7 @@ Frequently Asked Questions
 Error when writing grammar tables?
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-You might see some errors about writing grammar tables when using the black formatter, simply manually create the directory by running: `python -c "import black; black.CACHE_DIR.mkdir(parents=True, exist_ok=True)"`. For more information see `here`_.
+You might see some errors about writing grammar tables when using the black formatter, simply manually create the directory by running: ``python -c "import black; black.CACHE_DIR.mkdir(parents=True, exist_ok=True)"``. For more information see `here`_.
 
 Why are the commands not showing up in the command pallete? (I)
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