Docs: fix formatting of --output-format option

Author: strager

docs/cli.adoc

@@ -27,7 +27,7 @@ This command has two modes:
 *quick-lint-js* [<options>] _file_ [_file_...]::
   Batch mode (default).
   Check the given files, and report errors to the terminal (standard error).
-  --output-format can be used to customize how errors look.
+  *--output-format* can be used to customize how errors look.
 
 *quick-lint-js* --lsp-server::
   LSP server mode.

docs/man/quick-lint-js.1

@@ -50,7 +50,7 @@ This command has two modes:
 .RS 4
 Batch mode (default).
 Check the given files, and report errors to the terminal (standard error).
-\-\-output\-format can be used to customize how errors look.
+\fB\-\-output\-format\fP can be used to customize how errors look.
 .RE
 .sp
 \fBquick\-lint\-js\fP \-\-lsp\-server