docs: fix case in comment

runtime/include/arch/common.h

@@ -44,7 +44,7 @@ struct arch_context {
  */
 extern __thread struct arch_context worker_thread_base_context;
 
-/* Cannot be inlined because called in Assembly */
+/* Cannot be inlined because called in assembly */
 void __attribute__((noinline)) __attribute__((noreturn)) arch_context_mcontext_restore(void);
 
 extern __thread volatile bool worker_thread_is_switching_context;