Update to Fluxon 2.0

Address required changes and immediate deprecations

lib/music_library_web/live/collection_live/index.html.heex

@@ -6,7 +6,6 @@
         <.button
           class="rounded-l-md rounded-r-none"
           variant="solid"
-          as="link"
           size="sm"
           patch={~p"/collection/import"}
         >
@@ -16,7 +15,6 @@
         <.button
           class="-ml-px rounded-r-md rounded-l-none"
           variant="solid"
-          as="link"
           size="sm"
           patch={~p"/collection/scan"}
         >
@@ -31,7 +29,6 @@
     <span class="isolate inline-flex rounded-md shadow-xs">
       <.button
         patch={order_path(@record_list_params, :purchase)}
-        as="link"
         size="sm"
         class={[
           "rounded-l-md rounded-r-none",
@@ -48,7 +45,6 @@
       </.button>
       <.button
         patch={order_path(@record_list_params, :alphabetical)}
-        as="link"
         size="sm"
         class={[
           "-ml-px rounded-r-md rounded-l-none",