enscript: fix typos (#2446)

pages/common/enscript.md

@@ -6,7 +6,7 @@
 
 `enscript {{path/to/input_file}} --output={{path/to/output_file}}`
 
-- Generate a certain output language (eg. _html_) from a file and output to another:
+- Generate a certain output language (eg. "html") from a file and output to another:
 
 `enscript {{path/to/input_file}} --language={{language}} --output={{path/to/output_file}}`
 
@@ -14,10 +14,10 @@
 
 `enscript {{path/to/input_file}} --columns={{num}} --landscape --output={{path/to/output_file}}`
 
-- Display avaliable syntax highlighting:
+- Display available syntax highlighting:
 
 `enscript --help-highlight`
 
-- Genereate PostScript from a file and output to another with syntax highlighting and color for a specified language:
+- Generate PostScript from a file and output to another with syntax highlighting and color for a specified language:
 
 `enscript {{path/to/input_file}} --color=1 --highlight={{language}} --output={{path/to/output_file}}`