Fixed issue when the iconlist is smaller then 5

When the iconlist was smaller then 5 items, it would cause a panic.
Solved by using .truncate() on the iconlist.

src/api/icons.rs

@@ -296,9 +296,9 @@ fn download_icon(domain: &str) -> Result<Vec<u8>, Error> {
 
     let mut buffer = Vec::new();
 
-    let mut attempts = 0;
+    iconlist.truncate(5);
-    while attempts < 5 {
+    for icon in iconlist {
-        let url = &iconlist.remove(0).href;
+        let url = icon.href;
         info!("Downloading icon for {} via {}...", domain, url);
         match get_page_with_cookies(&url, &cookie_str) {
             Ok(mut res) => {
@@ -308,7 +308,6 @@ fn download_icon(domain: &str) -> Result<Vec<u8>, Error> {
             },
             Err(_) => info!("Download failed for {}", url),
         };
-        attempts += 1;
     }
 
     if buffer.is_empty() {