Submodule 'pwm' updated

  > Wave_table initialization data format modified.

diff --git a/pwm b/pwm
index 879cb3117d4b07b76e9dc1ac3915d6e8753fe156..06ce3f1bffab9080b78cafaad3503263f1f3ee4f 160000 (submodule)
--- a/pwm
+++ b/pwm
@@ -1 +1 @@
-Subproject commit 879cb3117d4b07b76e9dc1ac3915d6e8753fe156
+Subproject commit 06ce3f1bffab9080b78cafaad3503263f1f3ee4f