fix(docsearch): remove theme media query

Author: francoischalifour

src/styles/_variables.css

@@ -48,33 +48,6 @@
 
 /* Darkmode */
 
-@media (prefers-color-scheme: dark) {
-  :root {
-    --docsearch-text-color: rgb(245, 246, 247);
-    --docsearch-container-background: rgba(9, 10, 17, 0.8);
-    --docsearch-modal-background: rgb(21, 23, 42);
-    --docsearch-modal-shadow: inset 1px 1px 0 0 rgb(44, 46, 64),
-      0 3px 8px 0 rgb(0, 3, 9);
-    --docsearch-searchbox-background: rgb(9, 10, 17);
-    --docsearch-searchbox-focus-background: #000;
-    --docsearch-hit-color: rgb(190, 195, 201);
-    --docsearch-hit-shadow: none;
-    --docsearch-hit-background: rgb(9, 10, 17);
-    --docsearch-key-gradient: linear-gradient(
-      -26.5deg,
-      rgb(86, 88, 114) 0%,
-      rgb(49, 53, 91) 100%
-    );
-    --docsearch-key-shadow: inset 0 -2px 0 0 rgb(40, 45, 85),
-      inset 0 0 1px 1px rgb(81, 87, 125), 0 2px 2px 0 rgba(3, 4, 9, 0.3);
-    --docsearch-footer-background: rgb(30, 33, 54);
-    --docsearch-footer-shadow: inset 0 1px 0 0 rgba(73, 76, 106, 0.5),
-      0 -4px 8px 0 rgba(0, 0, 0, 0.2);
-    --docsearch-logo-color: rgb(255, 255, 255);
-    --docsearch-muted-color: rgb(127, 132, 151);
-  }
-}
-
 html[data-theme='dark'] {
   --docsearch-text-color: rgb(245, 246, 247);
   --docsearch-container-background: rgba(9, 10, 17, 0.8);