update rulesets index doc

Author: Patrick

docs/rulesets/index.md

@@ -1,29 +1,35 @@
-## Rulesets
+# Rulesets
 
 ---
 
-### [`Default`](src/Rulesets/DefaultRuleset.php)
+### **`Default`**
 
-- The default opinionated Ruleset provided by this package.
+- Ruleset used by [Permafrost Development](https://github.com/permafrost-dev) (the default opinionated ruleset provided by this package.)
 
 - [View Rules](default_rules.md)
 
-### [`LaravelShift`](src/Rulesets/LaravelShiftRuleset.php)
+- [View Source](https://github.com/permafrost-dev/phpcsfixer-preset/blob/main/src/Rulesets/DefaultRuleset.php)
+
+### **`Laravel Shift`**
 
 - Ruleset used by [Laravel Shift](https://laravelshift.com).
 
 - [View Rules](laravel_shift_rules.md)
 
-### [`PHPUnit`](src/Rulesets/PhpUnitRuleset.php)
+- [View Source](https://github.com/permafrost-dev/phpcsfixer-preset/blob/main/src/Rulesets/LaravelShiftRuleset.php)
+
+### **`PHP Unit`**
 
 - Ruleset used by [PHPUnit](https://github.com/sebastianbergmann/phpunit).
 
 - [View Rules](php_unit_rules.md)
 
-### [`Spatie`](src/Rulesets/SpatieRuleset.php)
+- [View Source](https://github.com/permafrost-dev/phpcsfixer-preset/blob/main/src/Rulesets/PhpUnitRuleset.php)
+
+### **`Spatie`**
 
 - Ruleset used by [Spatie](https://github.com/spatie).
 
 - [View Rules](spatie_rules.md)
 
-
+- [View Source](https://github.com/permafrost-dev/phpcsfixer-preset/blob/main/src/Rulesets/SpatieRuleset.php)