Fix parallax timing

src/components/blog/Background.astro

···
 
   @media (prefers-reduced-motion: no-preference) {
     [data-parallax] {
-      animation: 1ms alternate scroll;
+      animation: 1ms alternate linear scroll;
       animation-timeline: scroll();
     }
   }

src/components/blog/background/Stars.astro

···
 
       &[data-parallax] {
         animation:
-          1ms alternate scroll,
+          1ms alternate linear scroll,
           var(--rotate-dir) var(--rotate-speed) infinite linear spin !important;
         animation-timeline: scroll(), auto !important;
       }