Fix ci failure.

Author: richard-uk1

crates/file/src/blob.rs

@@ -166,7 +166,7 @@ impl File {
     ///
     /// # Examples
     ///
-    /// ```rust
+    /// ```rust,no_run
     /// use chrono::prelude::*;
     /// use gloo_file::File;
     ///
@@ -177,8 +177,8 @@ impl File {
     ///     Some("text/plain"),
     ///     Some(Utc::now().into())
     /// );
-    /// assert_eq!(example_file.name(), "motivation.txt".into());
-    /// assert_eq!(example_file.raw_mime_type(), "text/plain".into());
+    /// assert_eq!(example_file.name(), String::from("motivation.txt"));
+    /// assert_eq!(example_file.raw_mime_type(), String::from("text/plain"));
     /// ```
     pub fn new_with_options<T>(
         name: &str,
@@ -231,7 +231,7 @@ impl File {
     /// [`chrono`](https://docs.rs/chrono/0.4.10/chrono/) to work with more user-friendly
     /// representations of time. For example:
     ///
-    /// ```rust
+    /// ```rust,no_run
     /// use chrono::prelude::*;
     /// use gloo_file::File;
     ///