Merge pull request #3047 from jedieaston/display-that-version-yo

Add DisplayVersion for rustup to registry on Windows.

src/cli/self_update/windows.rs

@@ -523,10 +523,14 @@ pub(crate) fn do_add_to_programs() -> Result<()> {
  vtype: RegType::REG_SZ,
  };
 
+ let current_version: &str = env!("CARGO_PKG_VERSION");
+
  key.set_raw_value("UninstallString", &reg_value)
  .context("Failed to set uninstall string")?;
  key.set_value("DisplayName", &"Rustup: the Rust toolchain installer")
  .context("Failed to set display name")?;
+ key.set_value("DisplayVersion", &current_version)
+ .context("Failed to set display version")?;
 
  Ok(())
 }