Fix hamburger menu colors in light mode

Author: georgedoescode

src/site/_includes/header.njk

@@ -30,14 +30,14 @@
     class="md:flex-grow">
     <summary class="summary-no-arrow md:hidden absolute top-0 right-0 p-8">
       <svg width="22" height="31" viewBox="0 0 22 21" fill="none" class="summary-swap-closed">
-        <rect width="22" height="3" fill="white"/>
-        <rect y="18" width="22" height="3" fill="white"/>
-        <rect y="9" width="22" height="3" fill="white"/>
+        <rect width="22" height="3" class="fill-current"/>
+        <rect y="18" width="22" height="3" class="fill-current"/>
+        <rect y="9" width="22" height="3" class="fill-current"/>
       </svg>
 
       <svg width="22" height="31" viewBox="0 0 18 19" fill="none" class="summary-swap-open">
-        <rect y="16.7217" width="22" height="3" transform="rotate(-48.3434 0 16.7217)" fill="white"/>
-        <rect width="22" height="3" transform="matrix(0.664665 0.747142 0.747142 -0.664665 0.431641 1.9939)" fill="white"/>
+        <rect y="16.7217" width="22" height="3" transform="rotate(-48.3434 0 16.7217)" class="fill-current"/>
+        <rect width="22" height="3" transform="matrix(0.664665 0.747142 0.747142 -0.664665 0.431641 1.9939)" class="fill-current"/>
       </svg>
 
       <span class="sr-only">Menu</span>