Make entire CommitButton clickable

Instead of having the Link component inside the Button component, we
should do it the other way around, that way the entire Button is
clickable and links somewhere.

src/views/projects/components/CommitButton.svelte

@@ -26,24 +26,24 @@
   }
 </style>
 
-<Button
-  title="Current HEAD"
-  variant="not-selected"
-  styleBorderRadius={styleRoundBorders
-    ? "var(--border-radius-tiny)"
-    : "0 var(--border-radius-tiny) var(--border-radius-tiny) 0"}>
-  <Link
-    route={{
-      resource: "project.commit",
-      project: projectId,
-      node: baseUrl,
-      commit: commit.id,
-    }}>
+<Link
+  route={{
+    resource: "project.commit",
+    project: projectId,
+    node: baseUrl,
+    commit: commit.id,
+  }}>
+  <Button
+    title="Current HEAD"
+    variant="not-selected"
+    styleBorderRadius={styleRoundBorders
+      ? "var(--border-radius-tiny)"
+      : "0 var(--border-radius-tiny) var(--border-radius-tiny) 0"}>
     <div class="commit">
       <div class="identifier global-commit">
         {commitShortId}
       </div>
       <span>{commit.summary}</span>
     </div>
-  </Link>
-</Button>
+  </Button>
+</Link>