docs: fix download button + other fixes (#8032)

- Fix text of download button
- Small fix to styling on small devies
- Fix mobile sidebar items using incorrect base url

www/apps/api-reference/app/admin/page.tsx

@@ -22,7 +22,11 @@ const ReferencePage = async () => {
               <AdminContentV2 />
             </Section>
           }
-          codeContent={<ClientLibrariesV2 />}
+          codeContent={
+            <div className="mb-1 lg:mb-0">
+              <ClientLibrariesV2 />
+            </div>
+          }
           className="flex-col-reverse"
         />
         <Tags />

www/apps/api-reference/app/store/page.tsx

@@ -22,7 +22,11 @@ const ReferencePage = async () => {
               <StoreContentV2 />
             </Section>
           }
-          codeContent={<ClientLibrariesV2 />}
+          codeContent={
+            <div className="mb-1 lg:mb-0">
+              <ClientLibrariesV2 />
+            </div>
+          }
           className="flex-col-reverse"
         />
         <Tags />