Fix append_text_comment rule to not add an extra space (#231)

Remove the extra space that is added in front of comments. This makes it
possible to generate comments like `--!native` which are useful in Luau.

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ## Unreleased
 
+* fix `append_text_comment` to not add an extra space to comments ([#231](https://github.com/seaofvoices/darklua/pull/231))
 * add rule to remove floor divisions (`remove_floor_division`) ([#230](https://github.com/seaofvoices/darklua/pull/230))
 * fix `remove_assertions` rule to make the `assert` calls return their arguments ([#229](https://github.com/seaofvoices/darklua/pull/229))
 * add rule to remove continue statements (`remove_continue`) ([#227](https://github.com/seaofvoices/darklua/pull/227))

site/content/rules/append_text_comment.md

@@ -13,7 +13,7 @@ parameters:
     type: '"start" or "end"'
     description: The location where to add the comment
 examples:
-  - rules: "[{ rule: 'append_text_comment', text: 'hello!' }]"
+  - rules: "[{ rule: 'append_text_comment', text: '!native' }]"
     content: print('Print from module')
   - rules: "[{ rule: 'append_text_comment', text: 'hello!', location: 'end' }]"
     content: print('Print from module')