LibJS: Use "T m_foo; // [[Foo]]" style for all Temporal internal slots

Author: https://github.com/linusg
Commit: 1b9b995f93
Pull-request: https://github.com/SerenityOS/serenity/pull/9160
Reviewed-by: https://github.com/IdanHo ✅

Userland/Libraries/LibJS/Runtime/Temporal/Duration.h

@@ -31,7 +31,6 @@ public:
 
 private:
     // 7.4 Properties of Temporal.Duration Instances, https://tc39.es/proposal-temporal/#sec-properties-of-temporal-duration-instances
-
     double m_years;        // [[Years]]
     double m_months;       // [[Months]]
     double m_weeks;        // [[Weeks]]