refactor(docs): Refine Sidebar Label for Execution Time Documentation

Author: LuchoBazz

website/docs/c-cpp/measuring-execution-time.md

@@ -1,7 +1,7 @@
 ---
 sidebar_position: 3
 title: Measuring Execution Time in C++
-sidebar_label: Measuring Execution Time in C++
+sidebar_label: Measuring Execution Time
 ---
 
 ## Measuring Execution Time in C++