Remove trailing whitespace

sycl/test-e2e/Regression/default-constructed-local-accessor.cpp

@@ -1,6 +1,6 @@
 // -O0 is necessary; on higher levels of optimization, an error
 // would not occur because of dead argument elimination of the local_accessor.
-// RUN: %{build} -o %t.out %no_opt 
+// RUN: %{build} -o %t.out %no_opt
 // RUN: %{run} %t.out
 
 #include <sycl/detail/core.hpp>