Fix whitespace.

Author: reitermarkus

tests/codegen/char-escape-debug-no-bounds-check.rs

@@ -9,4 +9,4 @@ pub fn char_escape_debug_no_bounds_check(c: char) -> EscapeDebug {
     // CHECK-NOT: panic
     // CHECK-NOT: panic_bounds_check
     c.escape_debug()
-}
+}