Fix new clippy warnings on build.rs

tdlib-rs/src/build.rs

@@ -136,6 +136,7 @@ fn download_tdlib() {
 /// - `cargo:rustc-link-lib=dylib=tdjson`
 /// - `cargo:rustc-link-arg=-Wl,-rpath,.../tdlib/lib`
 /// - `cargo:rustc-link-search=native=.../tdlib/bin` (only for Windows x86_64)
+///
 /// The `...` represents the `dest_path` or the `OUT_DIR` environment variable.
 /// If the tdlib library is not found at the specified path, the function will panic.
 /// The function will panic if the tdlib library is not found at the specified path.
@@ -391,6 +392,7 @@ pub fn build_download_tdlib(dest_path: Option<String>) {
 /// - `cargo:rustc-link-lib=dylib=tdjson`
 /// - `cargo:rustc-link-arg=-Wl,-rpath,.../tdlib/lib`
 /// - `cargo:rustc-link-search=native=.../tdlib/bin` (only for Windows x86_64)
+/// 
 /// The `...` represents the `LOCAL_TDLIB_PATH` environment variable.
 /// If the `LOCAL_TDLIB_PATH` environment variable is not set, the function will panic.
 ///