v4.2 release. (#2587)

* Fix default cluster callback values to 1 to avoid profiler failure when these values are not set in command line.

* v4.2 release.

examples/python/deprecated/01_epilogue.ipynb

@@ -68,7 +68,7 @@
    "source": [
     "import numpy as np\n",
     "\n",
-    "import cutlass\n",
+    "import cutlass_cppgen\n",
     "\n",
     "# This controls whether ther C++ GEMM declaration will be printed at each step. Set to `false` to\n",
     "# omit this information.\n",
@@ -112,7 +112,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "plan = cutlass.op.Gemm(element=np.float16, layout=cutlass.LayoutType.RowMajor)\n",
+    "plan = cutlass_cppgen.op.Gemm(element=np.float16, layout=cutlass_cppgen.LayoutType.RowMajor)\n",
     "plan.run(tensor_A, tensor_B, tensor_C, tensor_D, print_module=print_module)"
    ]
   },