clippy fixes

Signed-off-by: William Casarin <jb55@jb55.com>

crates/notedeck_columns/src/media_upload.rs

@@ -118,7 +118,7 @@ fn create_nip96_request(
         method: "POST".to_string(),
         url: upload_url.to_string(),
         headers,
-        body: body.into(),
+        body,
     }
 }
 

crates/notedeck_columns/src/ui/note/post.rs

@@ -269,7 +269,7 @@ impl<'a> PostView<'a> {
             let m_cached_promise = self.img_cache.map().get(&media.url);
             if m_cached_promise.is_none() {
                 let promise = fetch_img(
-                    &self.img_cache,
+                    self.img_cache,
                     ui.ctx(),
                     &media.url,
                     crate::images::ImageType::Content(width, height),