Actually remove file (#56223)

Accidentally added in c6441cfc8a

Release Notes:

- N/A

crates/reqwest_client/examples/download.rs

@@ -1,75 +0,0 @@
-use std::time::Instant;
-
-use anyhow::{Context as _, Result, anyhow};
-use futures::AsyncReadExt as _;
-use http_client::{AsyncBody, HttpClient as _};
-use reqwest_client::ReqwestClient;
-
-fn main() -> Result<()> {
-    let url = std::env::args()
-        .nth(1)
-        .ok_or_else(|| anyhow!("usage: cargo run -p reqwest_client --example download -- <url>"))?;
-
-    let client = ReqwestClient::user_agent("zed-reqwest-client-download-example")?;
-
-    futures::executor::block_on(async move {
-        let started_at = Instant::now();
-        let mut response = client
-            .get(&url, AsyncBody::empty(), true)
-            .await
-            .with_context(|| format!("requesting {url}"))?;
-        let headers_elapsed = started_at.elapsed();
-
-        println!("status: {}", response.status());
-        println!("version: {:?}", response.version());
-        if let Some(content_length) = response
-            .headers()
-            .get(http_client::http::header::CONTENT_LENGTH)
-            && let Ok(content_length) = content_length.to_str()
-        {
-            println!("content-length: {content_length}");
-        }
-        println!("time-to-headers: {:.3}s", headers_elapsed.as_secs_f64());
-
-        let mut buffer = vec![0; 1024 * 1024];
-        let mut bytes_downloaded = 0usize;
-        let body_started_at = Instant::now();
-
-        loop {
-            let bytes_read = response
-                .body_mut()
-                .read(&mut buffer)
-                .await
-                .context("reading response body")?;
-            if bytes_read == 0 {
-                break;
-            }
-            bytes_downloaded += bytes_read;
-        }
-
-        let body_elapsed = body_started_at.elapsed();
-        let total_elapsed = started_at.elapsed();
-        let mebibytes = bytes_downloaded as f64 / 1024.0 / 1024.0;
-        let body_seconds = body_elapsed.as_secs_f64();
-        let total_seconds = total_elapsed.as_secs_f64();
-
-        println!("downloaded-bytes: {bytes_downloaded}");
-        println!("downloaded-mib: {mebibytes:.3}");
-        println!("body-time: {body_seconds:.3}s");
-        println!("total-time: {total_seconds:.3}s");
-        if body_seconds > 0.0 {
-            println!("body-throughput: {:.3} MiB/s", mebibytes / body_seconds);
-        }
-        if total_seconds > 0.0 {
-            println!("total-throughput: {:.3} MiB/s", mebibytes / total_seconds);
-        }
-
-        anyhow::ensure!(
-            response.status().is_success(),
-            "download completed with unsuccessful status {}",
-            response.status()
-        );
-
-        Ok(())
-    })
-}