[clippy] remove unnecessary semicolon

src/main.rs

@@ -94,7 +94,7 @@ fn run() -> LogtimesResult {
                 f.write_all(&linebuf[..end])?;
                 f.write_all(b"\n")?;
                 f.flush()?;
-            };
+            }
 
             // clear line buffer, so it is fresh for the next line
             linebuf.clear();