Enable Implicit Scaling on Level Zero

* This commits enables by default implicit scaling, but only on PVC B step
* Users can disable this feature by debug flag EnableImplicitScaling=0|

Related-To: NEO-6589

Signed-off-by: Zbigniew Zdanowicz <zbigniew.zdanowicz@intel.com>

level_zero/core/source/helpers/implicit_scaling_l0.cpp

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Intel Corporation
+ * Copyright (C) 2021-2022 Intel Corporation
  *
  * SPDX-License-Identifier: MIT
  *
@@ -9,6 +9,6 @@
 
 namespace NEO {
 namespace ImplicitScaling {
-bool apiSupport = false;
+bool apiSupport = true;
 } // namespace ImplicitScaling
 } // namespace NEO