Merge pull request commercialhaskell#2142 from sgraf812/patch-1

One back tick too much

doc/faq.md

@@ -93,7 +93,7 @@ $ stack exec -- cabal exec -- cabal <command>
 However, virtually all `cabal` commands have an equivalent in stack, so this should not be necessary. In particular, `cabal` users may be accustomed to the `cabal run` command. In stack:
 ```
 $ stack build && stack exec <program-name>
-````
+```
 Or, if you want to install the binaries in a shared location:
 ```
 $ stack install