Whitespace fix

Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>

tests/suites/test_suite_timing.function

@@ -37,7 +37,7 @@ void timing_get_timer()
     /* Check that a non-zero time was written back */
     int all_zero = 1;
     for (size_t i = 0; i < sizeof(time); i++) {
-        all_zero &= ((unsigned char *)&time)[i] == 0;
+        all_zero &= ((unsigned char *) &time)[i] == 0;
     }
     TEST_ASSERT(!all_zero);