message: Fix the clippy warning manual-map
  Summary: Suggested by newer clippy
diff: @@ -194,9 +194,6 @@ impl StmtProfile {
  // None = not applicable because not enabled
  pub fn write(&self, filename: &Path) -> Option<anyhow::Result<()>> {
  let now = Instant::now();
  - match &self.0 {
  - None => None,
  - Some(box data) => Some(data.write(filename, now)),
  - }
  + self.0.as_ref().map(|data| data.write(filename, now))
  }
  }
  