Everywhere: Fix spelling mistakes

Author: https://github.com/mjz19910
Commit: 10ec98dd38
Pull-request: https://github.com/SerenityOS/serenity/pull/11694
Reviewed-by: https://github.com/Dexesttp
Reviewed-by: https://github.com/creator1creeper1 ✅
Reviewed-by: https://github.com/linusg ✅

Userland/Utilities/groupdel.cpp

@@ -54,7 +54,7 @@ int main(int argc, char** argv)
             break;
     }
 
-    // If pw is not NULL it means we ended prematuraly, aka. the group was found as primary group of an user
+    // If pw is not NULL it means we ended prematurely, aka. the group was found as primary group of an user
     if (pw) {
         warnln("cannot remove the primary group of user '{}'", pw->pw_name);
         endpwent();