Fix clippy in tedge_agent: Remove let-unit-value

This patch fixes `clippy::let_unit_value`.

Signed-off-by: Matthias Beyer <matthias.beyer@ifm.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/crates/core/tedge_agent/src/restart_operation_handler.rs b/crates/core/tedge_agent/src/restart_operation_handler.rs
index 29342cb0..e6db967f 100644
--- a/crates/core/tedge_agent/src/restart_operation_handler.rs
+++ b/crates/core/tedge_agent/src/restart_operation_handler.rs
@@ -12,7 +12,7 @@ pub mod restart_operation {
     ///
     /// # Example
     /// ```
-    /// let () = RestartOperationHelper::create_slash_run_file()?;
+    /// RestartOperationHelper::create_slash_run_file()?;
     /// ```
     pub fn create_slash_run_file(run_dir: &Path) -> Result<(), AgentError> {
         let path = &run_dir.join(SLASH_RUN_PATH_TEDGE_AGENT_RESTART);