refactor: pascal case for component filenames

pascal is idiomatic for svelte

src/lib/components/Navbar.stories.svelte

@@ -1,6 +1,6 @@
 <script lang="ts" context="module">
     import type { Meta } from "@storybook/svelte";
-    import Navbar from "$lib/components/navbar.svelte";
+    import Navbar from "$lib/components/Navbar.svelte";
     import { Story, Template } from "@storybook/addon-svelte-csf";
 
     export const meta: Meta<Navbar> = {

src/routes/+layout.svelte

@@ -1,6 +1,6 @@
 <script>
   import "../app.css";
-  import Navbar from "$lib/components/navbar.svelte";
+  import Navbar from "$lib/components/Navbar.svelte";
 </script>
 
 <Navbar />

src/routes/+page.svelte

@@ -1,5 +1,5 @@
 <script lang="ts">
-  import FeaturedRepos from "$lib/components/featured_repos.svelte";
+  import ReposFeatured from "$lib/components/ReposFeatured.svelte";
 </script>
 
 <div class="flex flex-row">
@@ -13,6 +13,6 @@
     </div>
   </div>
   <div class="hero h-[calc(100vh-4rem)] md:basis-1/2">
-    <FeaturedRepos />
+    <ReposFeatured />
   </div>
 </div>