[docs] Better logo SVG (#23828)

builddefs/docsgen/.vitepress/config.mts

@@ -28,10 +28,10 @@ export default defineConfig(({ mode }) => {
         themeConfig: {
             // https://vitepress.dev/reference/default-theme-config
             logo: {
-                light: "/badge-community-light.svg",
-                dark: "/badge-community-dark.svg",
+                light: "/qmk-logo-light.svg",
+                dark: "/qmk-logo-dark.svg",
             },
-            siteTitle: false,
+            title: 'QMK Firmware',
 
             nav: [{ text: "Home", link: "./" }],
 

builddefs/docsgen/.vitepress/theme/custom.css

@@ -5,15 +5,3 @@ kbd {
     margin: 0.2em;
     padding: 0.2em;
 }
-
-:root {
-    --vp-nav-logo-height: 100%;
-}
-
-.logo {
-    padding-bottom: 0.2em;
-}
-
-.VPNavBarTitle.has-sidebar .title {
-    border-bottom: 0;
-}